1. Silverberg E, Boring CC, Squires TS. Cancer statistics, 1990. CA 1990;Jan-Feb:40(1):9–26.
2. Mason AR, Sabiston DC. Textbook of surgery. 13th ed. Philadelphia: WB Saunders, 1986:868–73.
3. Hamburger G. De Rutura Intestine Duodeni; Jena Ritterianis, 1746.
4. Wood DA. Tumors of the intestine; atlas of tumor pathology. Washington, D.C.: Sect. 6, Fasc. 22, Armed Forces Institute Pathology, 1967:62–3.
5. Bjerregaard E. Adenoacanthoma of the small bowel: report of a case: Acta Pathol Microbiol Scand 1974;82:113–5.