Tumours of the small bowel.
D006801:Humans; D007414:Intestinal Neoplasms / Q000175:diagnosis / Q000473:pathology / Q000601:surgery; D007416:Intestinal Perforation / Q000209:etiology; D007421:Intestine, Small; D009362:Neoplasm Metastasis; D011183:Postoperative Complications