1. CHU Toulouse, Hôpital Purpan, Virology Laboratory, Toulouse, France
2. INSERM UMR1291–CNRS UMR5051, Toulouse Institute for Infectious and Inflammatory Diseases (INFINITy), Toulouse, France
3. Occupational Diseases Department, Toulouse University Hospital, Toulouse, France
4. Infectious and Tropical Diseases Department, Toulouse University Hospital, Toulouse, France