1. Rouen University HospitalDepartment of NeurologyRouen France
2. AP‐HP, Paul Brousse Hospital, Virology, National Reference Center for HAV Université Paris Sud, INSERM 1193 Villejuif France
3. Department of Microbiology Rouen University Hospital Rouen France
4. UNIROUEN, EA2656, GRAM, Rouen University Hospital Normandie Univ Rouen France