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<front>
<journal-meta>
<journal-id journal-id-type="publisher-id">Front. Cardiovasc. Med.</journal-id>
<journal-title>Frontiers in Cardiovascular Medicine</journal-title>
<abbrev-journal-title abbrev-type="pubmed">Front. Cardiovasc. Med.</abbrev-journal-title>
<issn pub-type="epub">2297-055X</issn>
<publisher>
<publisher-name>Frontiers Media S.A.</publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id pub-id-type="doi">10.3389/fcvm.2022.870390</article-id>
<article-categories>
<subj-group subj-group-type="heading">
<subject>Cardiovascular Medicine</subject>
<subj-group>
<subject>Correction</subject>
</subj-group>
</subj-group>
</article-categories>
<title-group>
<article-title>Corrigendum: Robotic Cardiac Surgery in Europe: Status 2020</article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author" corresp="yes">
<name><surname>Cerny</surname> <given-names>Stepan</given-names></name>
<xref ref-type="aff" rid="aff1"><sup>1</sup></xref>
<xref ref-type="corresp" rid="c001"><sup>&#x0002A;</sup></xref>
<xref ref-type="author-notes" rid="fn002"><sup>&#x02020;</sup></xref>
<uri xlink:href="http://loop.frontiersin.org/people/1666589/overview"/>
</contrib>
<contrib contrib-type="author" corresp="yes">
<name><surname>Oosterlinck</surname> <given-names>Wouter</given-names></name>
<xref ref-type="aff" rid="aff2"><sup>2</sup></xref>
<xref ref-type="corresp" rid="c002"><sup>&#x0002A;</sup></xref>
<xref ref-type="author-notes" rid="fn002"><sup>&#x02020;</sup></xref>
<uri xlink:href="http://loop.frontiersin.org/people/1614473/overview"/>
</contrib>
<contrib contrib-type="author">
<name><surname>Onan</surname> <given-names>Burak</given-names></name>
<xref ref-type="aff" rid="aff3"><sup>3</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Singh</surname> <given-names>Sandeep</given-names></name>
<xref ref-type="aff" rid="aff4"><sup>4</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Segers</surname> <given-names>Patrique</given-names></name>
<xref ref-type="aff" rid="aff5"><sup>5</sup></xref>
<uri xlink:href="http://loop.frontiersin.org/people/1629650/overview"/>
</contrib>
<contrib contrib-type="author">
<name><surname>Bolcal</surname> <given-names>Cengiz</given-names></name>
<xref ref-type="aff" rid="aff6"><sup>6</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Alhan</surname> <given-names>Cem</given-names></name>
<xref ref-type="aff" rid="aff7"><sup>7</sup></xref>
<uri xlink:href="http://loop.frontiersin.org/people/1611019/overview"/>
</contrib>
<contrib contrib-type="author">
<name><surname>Navarra</surname> <given-names>Emiliano</given-names></name>
<xref ref-type="aff" rid="aff8"><sup>8</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Pettinari</surname> <given-names>Matteo</given-names></name>
<xref ref-type="aff" rid="aff9"><sup>9</sup></xref>
<uri xlink:href="http://loop.frontiersin.org/people/1667468/overview"/>
</contrib>
<contrib contrib-type="author">
<name><surname>Van Praet</surname> <given-names>Frank</given-names></name>
<xref ref-type="aff" rid="aff10"><sup>10</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>De Praetere</surname> <given-names>Herbert</given-names></name>
<xref ref-type="aff" rid="aff11"><sup>11</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Vojacek</surname> <given-names>Jan</given-names></name>
<xref ref-type="aff" rid="aff12"><sup>12</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Cebotaru</surname> <given-names>Theodor</given-names></name>
<xref ref-type="aff" rid="aff13"><sup>13</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Modi</surname> <given-names>Paul</given-names></name>
<xref ref-type="aff" rid="aff14"><sup>14</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Doguet</surname> <given-names>Fabien</given-names></name>
<xref ref-type="aff" rid="aff15"><sup>15</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Franke</surname> <given-names>Ulrich</given-names></name>
<xref ref-type="aff" rid="aff16"><sup>16</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Ouda</surname> <given-names>Ahmed</given-names></name>
<xref ref-type="aff" rid="aff17"><sup>17</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Melly</surname> <given-names>Ludovic</given-names></name>
<xref ref-type="aff" rid="aff18"><sup>18</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Malapert</surname> <given-names>Ghislain</given-names></name>
<xref ref-type="aff" rid="aff19"><sup>19</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Labrousse</surname> <given-names>Louis</given-names></name>
<xref ref-type="aff" rid="aff20"><sup>20</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Gianoli</surname> <given-names>Monica</given-names></name>
<xref ref-type="aff" rid="aff21"><sup>21</sup></xref>
<uri xlink:href="http://loop.frontiersin.org/people/1671940/overview"/>
</contrib>
<contrib contrib-type="author">
<name><surname>Agnino</surname> <given-names>Alfonso</given-names></name>
<xref ref-type="aff" rid="aff22"><sup>22</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Philipsen</surname> <given-names>Tine</given-names></name>
<xref ref-type="aff" rid="aff23"><sup>23</sup></xref>
<uri xlink:href="http://loop.frontiersin.org/people/1591022/overview"/>
</contrib>
<contrib contrib-type="author">
<name><surname>Jansens</surname> <given-names>Jean-Luc</given-names></name>
<xref ref-type="aff" rid="aff24"><sup>24</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Folliguet</surname> <given-names>Thierry</given-names></name>
<xref ref-type="aff" rid="aff25"><sup>25</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Palmen</surname> <given-names>Meindert</given-names></name>
<xref ref-type="aff" rid="aff26"><sup>26</sup></xref>
<uri xlink:href="http://loop.frontiersin.org/people/1641067/overview"/>
</contrib>
<contrib contrib-type="author">
<name><surname>Pereda</surname> <given-names>Daniel</given-names></name>
<xref ref-type="aff" rid="aff27"><sup>27</sup></xref>
<uri xlink:href="http://loop.frontiersin.org/people/1313557/overview"/>
</contrib>
<contrib contrib-type="author">
<name><surname>Musumeci</surname> <given-names>Francesco</given-names></name>
<xref ref-type="aff" rid="aff28"><sup>28</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Suwalski</surname> <given-names>Piotr</given-names></name>
<xref ref-type="aff" rid="aff29"><sup>29</sup></xref>
</contrib>
<contrib contrib-type="author">
<name><surname>Cathenis</surname> <given-names>Koen</given-names></name>
<xref ref-type="aff" rid="aff30"><sup>30</sup></xref>
</contrib>
<contrib contrib-type="author" corresp="yes">
<name><surname>Van den Eynde</surname> <given-names>Jef</given-names></name>
<xref ref-type="aff" rid="aff2"><sup>2</sup></xref>
<xref ref-type="corresp" rid="c003"><sup>&#x0002A;</sup></xref>
<xref ref-type="author-notes" rid="fn003"><sup>&#x02021;</sup></xref>
<uri xlink:href="http://loop.frontiersin.org/people/1062383/overview"/>
</contrib>
<contrib contrib-type="author">
<name><surname>Bonatti</surname> <given-names>Johannes</given-names></name>
<xref ref-type="aff" rid="aff31"><sup>31</sup></xref>
<xref ref-type="author-notes" rid="fn003"><sup>&#x02021;</sup></xref>
</contrib>
<on-behalf-of>European Robotic CardioThoracic Surgeons (ERCTS)</on-behalf-of>
</contrib-group>
<aff id="aff1"><sup>1</sup><institution>Na Homolce Hospital</institution>, <addr-line>Prague</addr-line>, <country>Czechia</country></aff>
<aff id="aff2"><sup>2</sup><institution>Department of Cardiovascular Sciences, University Hospital Leuven, KU Leuven</institution>, <addr-line>Leuven</addr-line>, <country>Belgium</country></aff>
<aff id="aff3"><sup>3</sup><institution>Istanbul Mehmet Akif Ersoy Cardiovascular Surgery Hospital, University of Health Sciences</institution>, <addr-line>Istanbul</addr-line>, <country>Turkey</country></aff>
<aff id="aff4"><sup>4</sup><institution>ISALA Hospital</institution>, <addr-line>Zwolle</addr-line>, <country>Netherlands</country></aff>
<aff id="aff5"><sup>5</sup><institution>Maastricht University Medical Center</institution>, <addr-line>Maastricht</addr-line>, <country>Netherlands</country></aff>
<aff id="aff6"><sup>6</sup><institution>Gulhane Education ve Research Hospital</institution>, <addr-line>Ankara</addr-line>, <country>Turkey</country></aff>
<aff id="aff7"><sup>7</sup><institution>Acibadem Maslak Hospital, Acibadem University</institution>, <addr-line>Istanbul</addr-line>, <country>Turkey</country></aff>
<aff id="aff8"><sup>8</sup><institution>Cliniques Univesitaires Saint Luc</institution>, <addr-line>Brussels</addr-line>, <country>Belgium</country></aff>
<aff id="aff9"><sup>9</sup><institution>Ziekenhuis Oost Limburg</institution>, <addr-line>Genk</addr-line>, <country>Belgium</country></aff>
<aff id="aff10"><sup>10</sup><institution>OLV Ziekenhuis</institution>, <addr-line>Aalst</addr-line>, <country>Belgium</country></aff>
<aff id="aff11"><sup>11</sup><institution>Imelda Hospital Bonheiden</institution>, <addr-line>Bonheiden</addr-line>, <country>Belgium</country></aff>
<aff id="aff12"><sup>12</sup><institution>University Hospital Hradec Kralove</institution>, <addr-line>Hradec Kralove</addr-line>, <country>Czechia</country></aff>
<aff id="aff13"><sup>13</sup><institution>MONZA Hospital</institution>, <addr-line>Bucharest</addr-line>, <country>Romania</country></aff>
<aff id="aff14"><sup>14</sup><institution>Liverpool Heart and Chest</institution>, <addr-line>Liverpool</addr-line>, <country>United Kingdom</country></aff>
<aff id="aff15"><sup>15</sup><institution>Rouen University Hospital</institution>, <addr-line>Rouen</addr-line>, <country>France</country></aff>
<aff id="aff16"><sup>16</sup><institution>Robert Bosch Hospital</institution>, <addr-line>Stuttgart</addr-line>, <country>Germany</country></aff>
<aff id="aff17"><sup>17</sup><institution>University Hospital Zurich</institution>, <addr-line>Zurich</addr-line>, <country>Switzerland</country></aff>
<aff id="aff18"><sup>18</sup><institution>CHU UCL Namur &#x02013; Site Godinne</institution>, <addr-line>Namur</addr-line>, <country>Belgium</country></aff>
<aff id="aff19"><sup>19</sup><institution>CHU Dijon</institution>, <addr-line>Dijon</addr-line>, <country>France</country></aff>
<aff id="aff20"><sup>20</sup><institution>University Hospital Bordeaux</institution>, <addr-line>Bordeaux</addr-line>, <country>France</country></aff>
<aff id="aff21"><sup>21</sup><institution>University Medical Centre Utrecht</institution>, <addr-line>Utrecht</addr-line>, <country>Netherlands</country></aff>
<aff id="aff22"><sup>22</sup><institution>Humanita Gavazzeni</institution>, <addr-line>Bergamo</addr-line>, <country>Italy</country></aff>
<aff id="aff23"><sup>23</sup><institution>University Hospital Ghent</institution>, <addr-line>Ghent</addr-line>, <country>Belgium</country></aff>
<aff id="aff24"><sup>24</sup><institution>Erasme Hospital Brussels</institution>, <addr-line>Brussels</addr-line>, <country>Belgium</country></aff>
<aff id="aff25"><sup>25</sup><institution>Henri MONDOR Hospital, Assitance Publique/Hopitaux de Paris</institution>, <addr-line>Paris</addr-line>, <country>France</country></aff>
<aff id="aff26"><sup>26</sup><institution>Leiden University Medical Center</institution>, <addr-line>Leiden</addr-line>, <country>Netherlands</country></aff>
<aff id="aff27"><sup>27</sup><institution>Hospital Cl&#x000ED;nic de Barcelona</institution>, <addr-line>Barcelona</addr-line>, <country>Spain</country></aff>
<aff id="aff28"><sup>28</sup><institution>San Camillo Hospital</institution>, <addr-line>Rome</addr-line>, <country>Italy</country></aff>
<aff id="aff29"><sup>29</sup><institution>Central Clinical Hospital of the Ministry of Interior and Administration, Centre of Postgraduate Medical Education</institution>, <addr-line>Warsaw</addr-line>, <country>Poland</country></aff>
<aff id="aff30"><sup>30</sup><institution>AZ Maria Middelares</institution>, <addr-line>Ghent</addr-line>, <country>Belgium</country></aff>
<aff id="aff31"><sup>31</sup><institution>University of Pittsburgh Medical Center (UPMC)</institution>, <addr-line>Pittsburgh, PA</addr-line>, <country>United States</country></aff>
<author-notes>
<corresp id="c001">&#x0002A;Correspondence: Stepan Cerny <email>stepan.cerny&#x00040;gmail.com</email></corresp>
<corresp id="c002">Wouter Oosterlinck <email>wouter.oosterlinck&#x00040;uzleuven.be</email></corresp>
<corresp id="c003">Jef Van den Eynde <email>jef.vandeneynde98&#x00040;gmail.com</email></corresp>
<fn fn-type="edited-by"><p>Approved by: Frontiers Editorial Office, Frontiers Media SA, Switzerland</p></fn>
<fn fn-type="other" id="fn001"><p>This article was submitted to Heart Surgery, a section of the journal Frontiers in Cardiovascular Medicine</p></fn>
<fn fn-type="equal" id="fn002"><p>&#x02020;These authors have contributed equally to this work and share first authorship</p></fn>
<fn fn-type="equal" id="fn003"><p>&#x02021;These authors have contributed equally to this work and share last authorship</p></fn></author-notes>
<pub-date pub-type="epub">
<day>07</day>
<month>03</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="collection">
<year>2022</year>
</pub-date>
<volume>9</volume>
<elocation-id>870390</elocation-id>
<history>
<date date-type="received">
<day>06</day>
<month>02</month>
<year>2022</year>
</date>
<date date-type="accepted">
<day>09</day>
<month>02</month>
<year>2022</year>
</date>
</history>
<permissions>
<copyright-statement>Copyright &#x000A9; 2022 Cerny, Oosterlinck, Onan, Singh, Segers, Bolcal, Alhan, Navarra, Pettinari, Van Praet, De Praetere, Vojacek, Cebotaru, Modi, Doguet, Franke, Ouda, Melly, Malapert, Labrousse, Gianoli, Agnino, Philipsen, Jansens, Folliguet, Palmen, Pereda, Musumeci, Suwalski, Cathenis, Van den Eynde and Bonatti.</copyright-statement>
<copyright-year>2022</copyright-year>
<copyright-holder>Cerny, Oosterlinck, Onan, Singh, Segers, Bolcal, Alhan, Navarra, Pettinari, Van Praet, De Praetere, Vojacek, Cebotaru, Modi, Doguet, Franke, Ouda, Melly, Malapert, Labrousse, Gianoli, Agnino, Philipsen, Jansens, Folliguet, Palmen, Pereda, Musumeci, Suwalski, Cathenis, Van den Eynde and Bonatti</copyright-holder>
<license xlink:href="http://creativecommons.org/licenses/by/4.0/"><p>This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.</p></license> 
</permissions>
<related-article id="RA1" related-article-type="corrected-article" journal-id="Front. Cardiovasc. Med." journal-id-type="nlm-ta" vol="8" page="827515" xlink:href="10.3389/fcvm.2021.827515" ext-link-type="doi">A Corrigendum on <article-title>Robotic Cardiac Surgery in Europe: Status 2020</article-title> by Cerny, S., Oosterlinck, W., Onan, B., Singh, S., Segers, P., Bolcal, C., Alhan, C., Navarra, E., Pettinari, M., Van Praet, F., De Praetere, H., Vojacek, J., Cebotaru, T., Modi, P., Doguet, F., Franke, U., Ouda, A., Melly, L., Malapert, G., Labrousse, L., Gianoli, M., Agnino, A., Philipsen, T., Jansens, J.-L., Folliguet, T., Palmen, M., Pereda, D., Musumeci, F., Suwalski, P., Cathenis, K., Van den Eynde, J., and Bonatti, J. (2022). Front. Cardiovasc. Med. 8:827515. doi: <object-id>10.3389/fcvm.2021.827515</object-id></related-article> 
<kwd-group>
<kwd>cardiac surgery</kwd>
<kwd>coronary artery bypass grafting</kwd>
<kwd>keyhole surgery</kwd>
<kwd>minimally invasive surgery</kwd>
<kwd>mitral valve surgery</kwd>
<kwd>robotic surgery</kwd>
</kwd-group>
<counts>
<fig-count count="0"/>
<table-count count="1"/>
<equation-count count="0"/>
<ref-count count="0"/>
<page-count count="3"/>
<word-count count="1239"/>
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</article-meta>
</front>
<body>
<p>In the published article, affiliation 29 was incorrectly written as: 29 &#x0201C;Central Teaching Hospital of the Ministry of the Interior and Administration, Centre of Postgraduate Medical Education, Warsaw, Poland.&#x0201D; The correction affiliation is: 29 &#x0201C;Central Clinical Hospital of the Ministry of Interior and Administration, Centre of Postgraduate Medical Education, Warsaw, Poland.&#x0201D;</p>
<p>In the original article, there was a mistake in <xref ref-type="table" rid="T1">Table 1</xref>. In row 28 (Warsaw), the hospital&#x00027;s name was incorrectly written as: &#x0201C;Military Hospital Warsaw.&#x0201D;. The correct name is: &#x0201C;Central Clinical Hospital of the Ministry of Interior and Administration.&#x0201D; The corrected <xref ref-type="table" rid="T1">Table 1</xref> appears below.</p>
<table-wrap position="float" id="T1">
<label>Table 1</label>
<caption><p>Centers currently performing robotic cardiac surgery and those active in years 2016&#x02013;2019.</p></caption>
<table frame="hsides" rules="groups">
<thead><tr>
<th valign="top" align="left"><bold>City</bold></th>
<th valign="top" align="left"><bold>Country</bold></th>
<th valign="top" align="left"><bold>Hospital</bold></th>
<th valign="top" align="center"><bold>Active in 2016-2019</bold></th>
<th valign="top" align="center"><bold>Robotic system(s) in use</bold></th>
</tr>
</thead>
<tbody>
<tr>
<td valign="top" align="left">Aalst</td>
<td valign="top" align="left">Belgium</td>
<td valign="top" align="left">OLV Ziekenhuis</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Si -&#x0003E; Xi (2020)</td>
</tr>
<tr>
<td valign="top" align="left">Ankara</td>
<td valign="top" align="left">Turkey</td>
<td valign="top" align="left">Gulhane Education ve Research Hospital</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Si</td>
</tr>
<tr>
<td valign="top" align="left">Barcelona</td>
<td valign="top" align="left">Spain</td>
<td valign="top" align="left">Hospital Cl&#x000ED;nic de Barcelona</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Xi</td>
</tr>
<tr>
<td valign="top" align="left">Bergamo</td>
<td valign="top" align="left">Italy</td>
<td valign="top" align="left">Humanita Gavazzeni</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">X</td>
</tr>
<tr>
<td valign="top" align="left">Bonheiden</td>
<td valign="top" align="left">Belgium</td>
<td valign="top" align="left">Imelda Hospital Bonheiden</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Xi</td>
</tr>
<tr>
<td valign="top" align="left">Bordeaux</td>
<td valign="top" align="left">France</td>
<td valign="top" align="left">University Hospital Bordoux</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Si -&#x0003E; X (2018)</td>
</tr>
<tr>
<td valign="top" align="left">Brussels</td>
<td valign="top" align="left">Belgium</td>
<td valign="top" align="left">Erasme Hospital Brussels</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">S -&#x0003E; Xi (2019)</td>
</tr>
<tr>
<td valign="top" align="left">Brussels</td>
<td valign="top" align="left">Belgium</td>
<td valign="top" align="left">Cliniques Universitaires Brussels</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Si</td>
</tr>
<tr>
<td valign="top" align="left">Bucharest</td>
<td valign="top" align="left">Romania</td>
<td valign="top" align="left">MONZA Hospital</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Xi</td>
</tr>
<tr>
<td valign="top" align="left">Dijon</td>
<td valign="top" align="left">France</td>
<td valign="top" align="left">CHU Dijon</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Xi</td>
</tr>
<tr>
<td valign="top" align="left">Genk</td>
<td valign="top" align="left">Belgium</td>
<td valign="top" align="left">Ziekenhuis Oost Limburg Genk</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Xi</td>
</tr>
<tr>
<td valign="top" align="left">Ghent</td>
<td valign="top" align="left">Belgium</td>
<td valign="top" align="left">AZ Maria Middelares</td>
<td valign="top" align="center">NO<xref ref-type="table-fn" rid="TN2"><sup>&#x0002A;&#x0002A;</sup></xref></td>
<td valign="top" align="center">Xi</td>
</tr>
<tr>
<td valign="top" align="left">Ghent</td>
<td valign="top" align="left">Belgium</td>
<td valign="top" align="left">University Hospital Ghent</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">X</td>
</tr>
<tr>
<td valign="top" align="left">Hradec Kralove</td>
<td valign="top" align="left">Czech republic</td>
<td valign="top" align="left">University Hospital Hradec Kralove</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Xi</td>
</tr>
<tr>
<td valign="top" align="left">Istanbul</td>
<td valign="top" align="left">Turkey</td>
<td valign="top" align="left">Acibadem Maslak Hospital, Acibadem University</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Si -&#x0003E; Xi (2016)</td>
</tr>
<tr>
<td valign="top" align="left">Istanbul</td>
<td valign="top" align="left">Turkey</td>
<td valign="top" align="left">Istanbul SBU Mehmet Akif Ersoy Cardiovascular Surgery Hospital</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Si</td>
</tr>
<tr>
<td valign="top" align="left">Leiden</td>
<td valign="top" align="left">Netherlands</td>
<td valign="top" align="left">Leids Universitair Medisch Centrum</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Xi</td>
</tr>
<tr>
<td valign="top" align="left">Leuven</td>
<td valign="top" align="left">Belgium</td>
<td valign="top" align="left">University Hospital Leuven</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Xi</td>
</tr>
<tr>
<td valign="top" align="left">Liverpool</td>
<td valign="top" align="left">United Kingdom</td>
<td valign="top" align="left">Liverpool Heart and Chest</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">X</td>
</tr>
<tr>
<td valign="top" align="left">Maastricht</td>
<td valign="top" align="left">Netherlands</td>
<td valign="top" align="left">Maastricht University Hospital</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Si</td>
</tr>
<tr>
<td valign="top" align="left">Namur</td>
<td valign="top" align="left">Belgium</td>
<td valign="top" align="left">CHU UCL Namur &#x02013; site Godine</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">S</td>
</tr>
<tr>
<td valign="top" align="left">Paris</td>
<td valign="top" align="left">France</td>
<td valign="top" align="left">Henri MONDOR Hospital, Assitance Publique/Hopitaux de Paris, Cr&#x000E9;tei</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Xi</td>
</tr>
<tr>
<td valign="top" align="left">Prague</td>
<td valign="top" align="left">Czech republic</td>
<td valign="top" align="left">Na Homolce Hospital</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Xi</td>
</tr>
<tr>
<td valign="top" align="left">Roma</td>
<td valign="top" align="left">Italy</td>
<td valign="top" align="left">San Camillo Hospital Roma</td>
<td valign="top" align="center">NO<xref ref-type="table-fn" rid="TN1"><sup>&#x0002A;</sup></xref></td>
<td valign="top" align="center">Xi</td>
</tr>
<tr>
<td valign="top" align="left">Rouen</td>
<td valign="top" align="left">France</td>
<td valign="top" align="left">Rouen University Hospital</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Si -&#x0003E; X (2018)</td>
</tr>
<tr>
<td valign="top" align="left">Stuttgart</td>
<td valign="top" align="left">Germany</td>
<td valign="top" align="left">Robert Bosch Hospital</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Xi</td>
</tr>
<tr>
<td valign="top" align="left">Utrecht</td>
<td valign="top" align="left">Netherlands</td>
<td valign="top" align="left">University Medical Centre Utrecht</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Xi</td>
</tr>
<tr>
<td valign="top" align="left">Warsaw</td>
<td valign="top" align="left">Poland</td>
<td valign="top" align="left">Central Clinical Hospital of the Ministry of Interior and Administration</td>
<td valign="top" align="center">NO<xref ref-type="table-fn" rid="TN2"><sup>&#x0002A;&#x0002A;</sup></xref></td>
<td valign="top" align="center">Xi</td>
</tr>
<tr>
<td valign="top" align="left">Zurich</td>
<td valign="top" align="left">Switzerland</td>
<td valign="top" align="left">University Hospital Zurich</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Xi</td>
</tr>
<tr>
<td valign="top" align="left">Zwolle</td>
<td valign="top" align="left">Netherlands</td>
<td valign="top" align="left">ISALA Hospital</td>
<td valign="top" align="center">YES</td>
<td valign="top" align="center">Si</td>
</tr>
</tbody>
</table>
<table-wrap-foot>
<p><italic>Centers are ordered alphabetically according to city</italic>.</p> 
<fn id="TN1">
<label>&#x0002A;</label>
<p><italic>indicates that the center was active in the years 2012-2015 and restarted its program in 2020</italic>.</p></fn> 
<fn id="TN2">
<label>&#x0002A;&#x0002A;</label>
<p><italic>indicates that the center initiated its program in 2020</italic>.</p></fn>
</table-wrap-foot>
</table-wrap>
<p>The authors apologize for these errors and state that they do not change the scientific conclusions of the article in any way. The original article has been updated.</p>
<sec sec-type="disclaimer" id="s1">
<title>Publisher&#x00027;s Note</title>
<p>All claims expressed in this article are solely those of the authors and do not necessarily represent those of their affiliated organizations, or those of the publisher, the editors and the reviewers. Any product that may be evaluated in this article, or claim that may be made by its manufacturer, is not guaranteed or endorsed by the publisher.</p></sec> </body>
</article> 
