Radiotherapy of a benign disease.
D006471:Gastrointestinal Hemorrhage / Q000209:etiology / Q000532:radiotherapy*; D006801:Humans; D008297:Male; D008875:Middle Aged; D013683:Telangiectasia, Hereditary Hemorrhagic / Q000150:complications; D014842:von Willebrand Diseases / Q000150:complications