COVID-19 Outcomes and Diabetes Mellitus: A Comprehensive Multicenter Prospective Cohort Study oleh Karolina Akinosoglou, Georgios Schinas, Evanthia Bletsa, Magdaline Bristianou, Leonidas Lanaras, Charalambos Michailides, Theodoros Katsikas, Fotios Barkas, Evangelos Liberopoulos, Vasileios Kotsis, Konstantinos Tentolouris, Pinelopi Grigoropoulou, Archontoula Frangou, Dimitrios Basoulis, Zoi Alexiou, Mary Daganou, Clementine Bostantzoglou, Vasiliki Dimakopoulou, Antonia Koutsoukou, Angelos Pefanis, Ioannis G. Baraboutis, Eleni Agelonidou, Nikolaos Tentolouris