Carcinoid tumors and the carcinoid syndrome.
D000328:Adult; D000368:Aged; D002276:Carcinoid Tumor / Q000473:pathology* / Q000601:surgery; D004379:Duodenal Neoplasms / Q000601:surgery; D006801:Humans; D007082:Ileum; D007414:Intestinal Neoplasms / Q000473:pathology; D008113:Liver Neoplasms / Q000473:pathology; D008297:Male; D008875:Middle Aged; D009362:Neoplasm Metastasis; D010183:Pancreatic Ducts / Q000601:surgery; D012189:Retrospective Studies; D012701:Serotonin / Q000502:physiology
D012701:Serotonin