Affiliation: | 1. Virology Laboratory, National Institute of Hygiene, Ministry of Health, Rabat, Morocco Correspondence to: Mohammed Benhafid, Virology Laboratory, National Institute of Hygiene, Ministry of Health, 27 Rue Ibn Batouta Agdal, Rabat, Morocco. E-mail: benhafidm@yahoo.fr;2. Faculty of Sciences, Mohamed V University, Rabat, Morocco;3. Virology Laboratory, National Institute of Hygiene, Ministry of Health, Rabat, Morocco;4. Epidemiological and Diseases Control Department, Ministry of Health, Rabat, Morocco;5. Viral Gastroenteritis Division, Centers for Diseases Control and Prevention, Atlanta, Georgia;6. Virology Laboratory, National Institute of Hygiene, Ministry of Health, Rabat, Morocco UPR Immunology-School of Medicine and Pharmacy, Mohamed V University, Rabat, Morocco |