a2nd Department of Internal Medicine and Research Laboratory, Medical School, National & Kapodistrian University of Athens, Hippokration General Hospital

bGastroenterology Department, National & Kapodistrian University of Athens, Medical School, Laiko General Hospital

cGastroenterology Department, Alexandra General Hospital

dIntensive Care Unit, Sismanogleio General Hospital of Athens

eBlood Bank and Haemophilia Unit, Hippokratio General Hospital of Athens, Athens, Greece

Received 13 June 2023 Accepted 18 July 2023.

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Correspondence to Alexandra Alexopoulou, 2nd Department of Internal Medicine and Research Laboratory, Medical School, National & Kapodistrian University of Athens, Hippokration General Hospital, 114 Vas. Sofias Av, 11527 Athens, Greece, Tel: +30 2132088129, 2132088179; e-mail: [email protected]