Proposed algorithm for return to sports in competitive athletes who have suffered COVID-19 oleh Evangelos Oikonomou, Angelos Papanikolaou, Aris Anastasakis, Elefterios Bournousouzis, Christos Georgakopoulos, John Goudevenos, Nikolaos Ioakeimidis, John Kanakakis, George Lazaros, Stathis Papatheodorou, Adalena Tsatsopoulou, Paraskevi Tsonou, Georgia Vogiatzi, George Panagiotakopoulos, Dimitris Tousoulis, Charalambos Vlachopoulos