title: Carcinoma of the rectum and anal canal; treatment with very high voltage X-ray therapy.
authors.forename: I G
authors.initials: IG
authors.lastname: WILLIAMS
mesh_terms: D001003:Anal Canal; D002277:Carcinoma; D006801:Humans; D009369:Neoplasms / Q000532:radiotherapy*; D012004:Rectal Neoplasms; D012007:Rectum; D014964:X-Ray Therapy
keywords: CANCER/radiotherapy; RECTUM/cancer