1. Pediatric department, Sahloul University Hospital, 4054 Sousse, Tunisia
2. LR14SP02, Epidemiology and Immunogenetics of Human Viral Infections, Laboratory of Microbiology, Sahloul University Hospital, 4054 Sousse, Tunisia
3. Faculty of Pharmacy, University of Monastir, Monastir, Tunisia
4. Department of Prevention and Care Safety, Sahloul University Hospital, 4054 Sousse, Tunisia
5. Laboratory of Microbiology, Sahloul University Hospital, 4054 Sousse, Tunisia