1. Laboratory of Transmissible Diseases and Biological Active Substances, LR99ES27Faculty of Pharmacy, University of MonastirStreet Avicenne 5000MonastirTunisia
2. Immunology Laboratory, Georges Friedel Laboratory (CNRS UMR5307); University Hospital of Saint‐Étienne44 Rue Pointe Cadet42100 Saint‐ÉtienneFrance
3. Sorbonne University, Pierre and Marie Curie UniversityCenter for Immunology and Infectious Diseases of Paris (UMRS CR7), Persistent Viral Infections Team4 Jussieu Place, 75005ParisFrance
4. Public Assistance–Hospitals of ParisUniversity Hospitals Pitié Salpêtrière‐Charles Foix, Virology Service3 Avenue Victoria75004 ParisFrance
5. INSERM U951University of Evry Val d'EssonneUMR_S951GenethonF‐91002 EvryFrance
6. Department of Clinical HematologyFarhat Hached HospitalSousseTunisia