1. Department of Internal Medicine; Rouen University Hospital, and INSERM U 905; University of Rouen IFRMP; Institute for Biochemical Research; Rouen France
2. Department of Digestive Physiology; Rouen University Hospital, and INSERM UMR 1073; University of Rouen IFRMP; Institute for Biochemical Research; Rouen France
3. Department of Biostatistics; Rouen University Hospital; Rouen France
4. Department of Gastroenterology; Rouen University Hospital, and INSERM UMR 1073; University of Rouen IFRMP; Institute for Biochemical Research; Rouen France