General Hospitan of Athens KAT 2nd Department of ICU, Athens, Kifisia, Greece
Intensive Care Unit, Jena University Hospital, Jena, Germany
Intensive Care Unit, Center for Accident Rehabilitation (KAT) of Athens, Athens, Kifissia, Greece
Intensive Care Unit, Alexandroupolis University Hospital, Alexandroupolis, Greece
Department of Internal Medicine, Larissa University General Hospital, Larissa, Greece
4th Department of Internal Medicine, Attikon University Hospital, Athens, Greece
1st Department of Internal Medicine, Konstantopouleio-Patission General Hospital, Athens, Greece
4th Department of Internal Medicine, ATTIKON University General Hospital, Athens, Greece
1st Department of Internal Medicine, General Hospital of Voula ASKLEPIEIO, Athens, Greece
1st University Department of Internal Medicine, General Hospital of Athens LAIKO, Athens, Greece
3rd Department of Internal Medicine, General Hospital of Athens KORGIALENEIO-BENAKEIO E.E.S., Athens, Greece
Department of Therapeutics, Alexandra General Hospital, Athens, Greece
Department of Internal Medicine, Patras University Hospital, Patras, Greece
3rd University Department of Internal Medicine, General Hospital of Chest Diseases of Athens I SOTIRIA, Athens, Greece
2nd University Department of Internal Medicine, IPPOKRATEION General Hospital of Athens, Athens, Greece
1st Department of Internal Medicine, General University Hospital of Ioannina, Ioánnina, Greece
COVID-19 Department, General Hospital of Attica SISMANOGLEIO-AMALIA FLEMING, Marousi, Athens, Greece
Department of Internal Medicine, University General Hospital of Larissa, Larissa, Greece
2nd Department of Internal Medicine, General Hospital of Piraeus TZANEIO, Piraeus, Greece
COVID-19 Department, General Hospital of Attica SISMANOGLEIO-AMALIA FLEMING, Marousi, Athens, Greece
Intensive Care Unit, Ioannina University Hospital, Ioánnina, Ioannina, Greece
Department of Internal Medicine, Patras University Hospital, Patras, Rion, Greece
Intensive Care Unit, "Latsio", Thriasio Elefsis General Hospital, ElefsÃna, Greece
Diabetes Center, 1st Internal Medicine Department, AHEPA University General Hospital of Thessaloniki, ThessalonÃki, Thessaloniki, Greece