Editorial: New Virtual Reality and Spatial Computing Applications to Empower, Upskill and Reskill Medical Professionals in a Post-Pandemic Era - Papagiannakis, George; Kamarianakis, Manos; Sauter, Thomas C.; Chalmers, Alan; Lasenby, Joan; Di Lernia, Daniele; Greenleaf, Walter (Frontiers in Virtual Reality, 2022)