Gastroentérologie Clinique et Biologique / Research and Clinics in Hepatology and Gastroenterology Gastroentérologie Clinique et Biologique / Research and Clinics in Hepatology and Gastroenterology, 2007, 31 (4), pp.436-441 Gastroentérologie Clinique et Biologique / Research and Clinics in Hepatology and Gastroenterology, Elsevier Masson, 2007, 31 (4), pp.436-441