case-report 2017 Unusual Submucosal Tumor in the Rectosigmoid Colon Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association ·doi:10.1016/j.cgh.2017.04.009
case-report 2006 Rectal endometriosis mimicking a large polypoid rectal cancer Endoscopy ·doi:10.1055/s-2006-944678