Understanding Surgical Risk During COVID-19 Pandemic: The Rationale Behind the Decisions - Blouhos, Konstantinos; Boulas, Konstantinos Andreas; Paraskeva, Aikaterini; Triantafyllidis, Alexandros; Nathanailidou, Maria; Hatzipourganis, Konstantinos; Hatzigeorgiadis, Anestis (Frontiers in Surgery, 2020)