rs2476601 polymorphism in <i>PTPN22</i> is associated with Crohn''s disease but not with ulcerative colitis: a meta-analysis of 16,838 cases and 13,356 controls. En savoir plus sur rs2476601 polymorphism in PTPN22 is associated with Crohn''s disease but not with ulcerative colitis: a meta-analysis of 16,838 cases and 13,356 controls.