Neoplasms of the small intestine.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D006801:Humans; D007414:Intestinal Neoplasms / Q000473:pathology / Q000601:surgery; D007421:Intestine, Small / Q000473:pathology / Q000601:surgery; D008875:Middle Aged; D012189:Retrospective Studies