4th Department of Internal Medicine, "Attikon" University Hospital, National and Kapodistrian University of Athens, Medical School, Athens, Greece
Intensive Care Unit, "Korgialenio - Benakio" General Hospital of Athens, Athens, Greece
Department of Clinical Therapeutics, "Alexandra" General Hospital of Athens, National and Kapodistrian University of Athens, Medical School, Athens, Greece
4th Department of Internal Medicine, ATTIKON University Hospital, Athens, Attiki, Greece
Department of Pathophysiology, LAIKO Athens General Hospital, Athens, Attiki, Greece
3rd Department of Internal Medicine at SOTIRIA General Hospital of Chest Diseases of Athens, Athens, Greece
4th Department of Internal Medicine, ATTIKON University Hospital, Athens, Attiki, Greece
1st Department of Internal Medicine of G. GENNIMATAS General Hospital, Athens, Greece
Intensive Care Unit, Ippokrateion General Hospital, Thessaloniki, Greece
Intensive Care Unit, Saint-Pierre University Hospital, Brussels, Belgium
Intensive Care Unit, Erasme University Hospital, Brussels, Belgium
Intensive Care Unit, "G.Gennimatas" Thessaloniki General Hospital, Salónica, Greece
Intensive Care Unit, Ioannina University Hospital, Ioánnina, Ioannina, Greece
Intensive Care Unit, Center for Accident Rehabilitation (KAT) of Athens, Athens, Kifissia, Greece
4th Department of Internal Medicine, Attikon University Hospital, Athens, Greece
2nd Department of Internal Medicine, General Hospital of Elefsina "Thriasio", Athens, Greece
2nd Department of internal Medicine, General Hospital of Attiki "Sismanogleio", Athens, Greece
Department of Internal Medicine, Sparti General Hospital, Sparti, Greece
Nafplion General Hospital, Náfplio, Argos, Greece
2nd Department of Surgery, G.Gennimatas Thessaloniki General Hospital, ThessalonÃki, Greece
4th Department of Internal Medicine, ATTIKON University Hospital, Athens, Attiki, Greece