Evidence for genetic heterogen in inflammatory bowel disease (IBD): HLA genes in the predisposition to suffer from ulcerative colitis (UC) and Crohn’s disease (CD)

Bouma, Oudkerk, Pool, Crusius, Schreuders, Hellemans, Mejier, Kostense, Gipharts, Meuwissen, Peña.
Clin Exp. Immunol 1997: 109:175-179