[1] Natl Reference Ctr Rare Pediat Liver Dis, Pediat Hepatol & Pediat Liver Transplantat Unit, Le Kremlin Bicetre, France
[2] Hosp Civils Lyon, Edouard Herriot Hosp, Dept Digest Dis, Lyon, France
[3] Hosp Civils Lyon, Femme Mere Enfant Hosp, Dept Pediat Hepatogastroenterol & Nutr, Lyon, France
[4] Univ Lyon, Lyon, France
[5] Necker Enfants Malades Hosp, Dept Pediat Gastroenterol & Hepatol, Pediat Hepatol Unit, Natl Reference Ctr Rare Pediat Liver Dis, Paris, France
[6] Univ Paris Sud 11, Paris, France
[7] Univ Paris V, Paris, France
[8] Univ Hosp Geneva, Swiss Ctr Liver Dis Children, Geneva, Switzerland