Carcinoids of the gastrointestinal tract.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001062:Appendectomy; D001063:Appendiceal Neoplasms / Q000601:surgery*; D002276:Carcinoid Tumor / Q000601:surgery*; D002277:Carcinoma / Q000601:surgery; D002430:Cecal Neoplasms / Q000601:surgery*; D002648:Child; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D007414:Intestinal Neoplasms / Q000601:surgery*; D008297:Male; D008875:Middle Aged; D011247:Pregnancy; D012004:Rectal Neoplasms / Q000601:surgery*