[1] CHU Bichat, Serv Gastroenterol & Proctol, APHP, Paris, France
[2] CHU Angers, Pole Femme Mere Enfant, Serv Gynecol Obstet, Angers, France
[3] CHU Dupuytren, Serv Bacteriol Virol Hyg, Limoges, France
[4] Hop Andre Mignot, Serv Pediat, Le Chesnay, France
[5] Hosp Civils Lyon, Serv Hepatol, Hop Croix Rousse, Lyon, France
[6] Univ Paris 06, Serv ORL & Chirurg Cervicofaciale, Hop Tenon, Paris, France
[7] Maternite Reg Univ, Clin Univ, Serv Gynecol Obstet, Nancy, France