1. UMR_S910, INSERM; Marseille France
2. AP-HM La Timone; Gastroenterology Department; Marseille France
3. University Hospital; Molecular Genetics Laboratory; Rennes France
4. University Hospital; Molecular Oncology and Genetics Laboratory; INSERM UMR837 and North of France University; Lille France
5. Pitié-Salpétriere AP-HP Hospital; Genetics Department; Paris France
6. University Hospital; Molecular Genetics Laboratory; Strasbourg France
7. Edouard Herriot Hospital; Genetics Department; Lyon France
8. Institut Paoli-Calmettes; Molecular Oncogenetics Department; Marseille France
9. University Hospital; Department of Genetics; Rouen France
10. Centre Jean Perrin; Clermont-Ferrand France
11. AP-HM La Timone; Medical Genetics Department; Marseille France
12. Aix Marseille University; Marseille France
13. European Hospital, Department of Gastroenterology Marseille; France
14. Clairval Hospital, Oncology Department; Marseille France