[1] Robert Debre Univ Hosp, APHP, Dept Pediat Gastroenterol & Nutr, Paris, France
[2] Univ Paris Cite, Paris, France
[3] Hosp Civils Lyon, Hop Femme Mere Enfant, Dept Pediat, Lyon, France
[4] Robert Debre Univ Hosp, APHP, Dept Pediat Surg & Urol, Paris, France
[5] INSERM, UMR 1149, Paris, France
[6] Robert Debre Univ Hosp, Dept Pediat Gastroenterol & Nutr, 48 Bd Serurier, F-75019 Paris, France