Evidence for Significant Overlap between Common Risk Variants for Crohn's Disease and Ankylosing Spondylitis Laukens, Debby ; Georges, Michel ; Libioulle, Cécile ; Sandor, Cynthia ; Mni, Myriam ; Vander Cruyssen, Bert ; Peeters, Harald ; Elewaut, Dirk ; De Vos, Martine Abstract Publication: PLoS ONE Pub Date: November 2010 DOI: 10.1371/journal.pone.0013795 Bibcode: 2010PLoSO...513795L