1. Richie RE, Reynold VH, Sawyers JL (1973) Tumor metastases to the small bowel from extraabdominal sites. South Med J 66:1383–1387
2. Silverstein FE, Tytgat NJT (1987) Small bowel. In: Silverstein FE, Tytgat NJT (eds) Atlas of gastrointestinal endoscopy. Saunders, Philadelphia, pp. 8.16–8.20
3. Rinsho Byouri Haigantoriatukaikiyaku;S Hitomi,1997
4. Uehara K, Iijima K, Hasegawa S, Suda A, Nakazato Y (1979) The metastasis to the digestive system from the primary lung cancer: a review of 1775 autopsies (in Japanese with English abstract). Geka (Surgery) 41:1364–1367
5. Mine Y, Nakano M, Itoh N, Tagawa M, Iammura K, Mori I, Kitamura K, Shigematsu K (1990) Gastrointestinal metastases from lung cancer: a review of one hundred and ninety-three autopsies (in Japanese with English abstract) Nippon Kyoubu Rinshou (Jpn J Chest Dis) 10:819–824