[1] Hop St Louis, AP HP, Dept Immunol Clin, Serv Immunopathol Clin, Paris, France
[2] Hop St Louis, AP HP, Lab Anat Pathol, Paris, France
[3] Inst Pasteur, Dept Virol, Unite Epidemiol & Physiopathol Virus Oncogenes, Paris, France
[4] Hop St Louis, AP HP, Lab Virol, Paris, France