Met lit. opg. - Met samenvatting in het Nederlands
Endoscopic-radiological correlation in idiopathic inflammatory bowel disease : comparison of colonoscopy and double contrast barium enema in 99 patients with previously well-established Crohn's disease of the colon and ulcerative colitis
Endoscopic-radiological correlation in idiopathic inflammatory bowel disease : comparison of colonoscopy and double contrast barium enema in 99 patients with previously well-established Crohn's disease of the colon and ulcerative colitis / Johannes Dijkstra