[1] Grp Hosp Henri Mondor Albert Chennevier, APHP, Dept Gastroenterol, Creteil, France
[2] Univ Paris Est Creteil UPEC, Fac Med, Creteil, France
[3] EC2M3 EA7375 Unit, Creteil, France
[4] Univ Burgundy, Univ Hosp Dijon, Digest Canc Registry Burgundy, INSERM,U866, Dijon, France
[5] Grp Hosp Henri Mondor Albert Chennevier, APHP, Dept Pathol, Creteil, France
[6] INSERM, Unit UMR S 955, Creteil, France
[7] Grp Hosp Henri Mondor Albert Chennevier, APHP, Lymphoid Malignancies Unit, Creteil, France