[1] Sapienza Univ Rome, Dept Publ Hlth & Infect Dis, Policlin Umberto 1, Piazzale Aldo Moro 5, I-00185 Rome, Italy
[2] Sapienza Univ Rome, Dept Human Neurosci, Policlin Umberto 1, Viale dellUniv 30, I-00185 Rome, Italy
[3] Sapienza Univ Rome, Dept Gen & Specialist Surg Paride Stefanini, Intens Care Unit, Policlin Umberto 1, Piazzale Aldo Moro 5, I-00185 Rome, Italy