1. Intensive Care Department Abderrahman Mami Hospital Ariana Tunisia
2. Faculty of Medicine of Tunis University of Tunis El Manar Tunis Tunisia
3. Research Unit for Respiratory Failure and Mechanical Ventilation UR22SP01 Abderrahman Mami Hospital Ariana Tunisia
4. Service of Medical Epidemiology Institut Pasteur de Tunis Tunis‐Belvédère Tunisia
5. Laboratory of Transmission, Control and Immunobiology of Infections (LR16IPT02); Institut Pasteur de Tunis Tunis‐Belvédère Tunisia
6. Department of Family and Community Medicine, College of Medicine and Medical Sciences (CMMS) Arabian Gulf University (AGU) Manama Bahrain