1. Wright NH, Howe JR, Rossini FP, Shepherd NA, Pennazio M, Sobin LH, Carr NJ, Talbot I. Carcinoma of the small intestine. In: Hamilton SR, Aaltonen LA. (eds): World Health Organization Classification of Tumours. Pathology and Genetics of Tumours of the Digestive System. IARC Press: Lyon 2000: 71–4.
2. Jones DV, Skibber J, Levin B. Adenocarcinoma and other small intestinal neoplasms, including benign tumors. In: Feldman M, Scharschmidt BF, eds. Sleisenger Gastrointestinal and Liver Disease. Philadelphia: WB Saunders; 1998:1858–65.
3. Barelay TH, Schapira DV. Malignant tumors of the small intestine. Cancer 1983; 51: 878–81.
4. Attanoos R, Williams GT. Epithelial and neuroendocrine tumors of the duodenum. Semin Diagn Pathol 1991; 8: 149–62.
5. Mahvi DM, Stone J. Small Bowel. In: Abeloff MD, Armitage JO, Lichter AS etal., eds. Clinical Oncology. New York: Churchill Livingstone; 2000: 1586–610.