Open-magnet MR defaecography compared with evacuation proctography in the diagnosis and management of patients with rectal intussusception

Dvorkin L, Hetzer F, Scott S, Williams N, Gedroyc W, Lunniss P. Open-magnet MR defaecography compared with evacuation proctography in the diagnosis and management of patients with rectal intussusception. Colorectal disease : the official journal of the Association of Coloproctology of Great Britain and Ireland 2004; 6:45-53.