Diffuse gastrointestinal lymphosarcoma. Gastroscopic and proctoscopic observations.
D000368:Aged; D005260:Female; D005770:Gastrointestinal Neoplasms / Q000473:pathology*; D005773:Gastroscopy; D006801:Humans; D008228:Lymphoma, Non-Hodgkin / Q000473:pathology*; D012812:Sigmoidoscopy