Tzaneio General Hospital of Piraeus - 2 nd Department of Internal Medicine, National and Kapodistrian University of Athens Medical School - 3rd Department of Internal Medicine, - 4th Department of Internal Medicine, Thriasio General Hospital of Eleusis, Tzaneio General Hospital of Piraeus - 2 nd Department of Internal Medicine, Andreas Syggros Hospital - HIV Infection Unit, National and Kapodistrian University of Athens, University of Ioannina, National and Kapodistrian University of Athens, Hellenic Institute for the Study of Sepsis, National and Kapodistrian University of Athens Medical School - 1 st Department of Chest Medicine, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Scientific Institute for Research, Hospitalization and Healthcare (IRCCS) - Lazzaro Spallanzani National Institute for Infectious Diseases - INMI, Fondazione Policlinico Universitario A. Gemelli IRCCS - Section of Infectious Diseases, Hellenic Institute for the Study of Sepsis, Negrar di Valpolicella - IRCCS Sacro Cuore - Don Calabria hospital, University of Genoa - Department of Health Sciences (DISSAL), Università Vita-Salute San Raffaele - IRCCS San Raffaele Scientific Institute, University of Barcelona - Institut d’Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Hellenic Institute for the Study of Sepsis, G. Gennimatas General Hospital of Athens, National and Kapodistrian University of Athens, Academy of Athens - Biomedical Research Foundation, National and Kapodistrian University of Athens, Hellenic Institute for the Study of Sepsis, National and Kapodistrian University of Athens, National and Kapodistrian University of Athens, University of Athens, National and Kapodistrian University of Athens, National and Kapodistrian University of Athens, National and Kapodistrian University of Athens, National and Kapodistrian University of Athens, Academy of Athens - Biomedical Research Foundation, Democritus University of Thrace - Department of Internal Medicine, - Laiko General Hospital, Radboud University Nijmegen, Radboud University Nijmegen - Department of Internal Medicine, Radboud University Nijmegen - Department of Internal Medicine, Thriasio General Hospital of Eleusis, Hospital of Jesolo, General Hospital of Argolida, Fondazione Policlinico Universitario A. Gemelli IRCCS, Lazzaro Spallanzani National Institute for Infectious Diseases, University of Milan, National and Kapodistrian University of Athens, Thriasio General Hospital of Eleusis, University of Ioannina - 1st Department of Internal Medicine, Radboud University Nijmegen - Radboud Center for Infectious Diseases (RCI) and - 4th Department of Internal Medicine

Tzaneio General Hospital of Piraeus - 2 nd Department of Internal Medicine, - 4th Department of Internal Medicine, National and Kapodistrian University of Athens Medical School - 3rd Department of Internal Medicine, National and Kapodistrian University of Athens, Academy of Athens - Biomedical Research Foundation, Hellenic Institute for the Study of Sepsis, affiliation not provided to SSRN, Sotiria General Hospital of Chest Diseases of Athens - 2nd Department of Pulmonary Medicine, Tzaneio General Hospital of Piraeus - 2 nd Department of Internal Medicine, Thriasio General Hospital of Eleusis, National and Kapodistrian University of Athens, National and Kapodistrian University of Athens, National and Kapodistrian University of Athens, Academy of Athens - Biomedical Research Foundation, Hellenic Institute for the Study of Sepsis, National and Kapodistrian University of Athens, National and Kapodistrian University of Athens, National and Kapodistrian University of Athens, Hellenic Institute for the Study of Sepsis, National and Kapodistrian University of Athens, - 4th Department of Internal Medicine, University of Athens, Andreas Syggros Hospital - HIV Infection Unit, National and Kapodistrian University of Athens, National and Kapodistrian University of Athens, National and Kapodistrian University of Athens, National and Kapodistrian University of Athens, University of Patras - Department of Internal Medicine, University of Ioannina - 1st Department of Internal Medicine, Elpis General Hospital - Department of Internal Medicine, Academy of Athens - Biomedical Research Foundation, Democritus University of Thrace - Department of Internal Medicine, Thriasio General Hospital of Eleusis - 2 nd Department of Internal Medicine, General University Hospital of Larissa - Department of Medicine and Research Laboratory of Internal Medicine, National Expertise Center of Greece in Autoimmune Liver Diseases, European Reference Network on Hepatological Diseases, - Laiko General Hospital, Radboud University Nijmegen, Radboud University Nijmegen - Department of Internal Medicine, Radboud University Nijmegen - Department of Internal Medicine, Radboud University Nijmegen - Radboud Center for Infectious Diseases (RCI) and National and Kapodistrian University of Athens

- 4th Department of Internal Medicine, - 4th Department of Internal Medicine, - 4th Department of Internal Medicine, - 4th Department of Internal Medicine, University Hospital of Vienna Austria - Department of Thoracic Surgery, KAT Attica General Hospital - Intensive Care Unit, Radboud University Nijmegen - Department of Internal Medicine, National and Kapodistrian University of Athens Medical School - 1 st Department of Chest Medicine, Democritus University of Thrace - Department of Critical Care Medicine, General Hospital of Thessaloniki "G. Gennimatas" - Intensive Care Unit, General Hospital of Elefsis Latseion - Intensive Care Unit, Larissa University General Hospital - Department of Internal Medicine, “Aghios Dimitrios” Thessaloniki General Hospital - Intensive Care Unit, University of Patras - Department of Internal Medicine, University of Ioannina - Department of Critical Care Medicine, General Hospital of Larissa - Intensive Care Unit, Evangelismos General Hospital of Athens - 5th Department of Internal Medicine, Tzaneio General Hospital of Piraeus - Intensive Care Unit, National and Kapodistrian University of Athens Medical School - 1 st Department of Chest Medicine, Radboud University Nijmegen - Department of Internal Medicine, National and Kapodistrian University of Athens Medical School - 1 st Department of Chest Medicine, - 4th Department of Internal Medicine, Radboud University Nijmegen - Radboud Center for Infectious Diseases (RCI) and - 4th Department of Internal Medicine