Péter ANDRÉKA Prof. MD, Head of Department, Principal Investigator of study Gábor UZONYI MD, Head of Intensive Care Unit Krisztina SZÜTS MD András CSEPREGI MD Attila KOVÁCS MD Péter TAKÁCS MD András BECK MD Csaba SÁRI MD, Coordinator of study Adrienn MANDZÁK MD Judit POLANECZKY Anna NAGYNÉ LŐKE