1. Smooth mucle tumors of the gastrointestinal tract and retroperitoneal tissues;Golden;Surg Gynecol Obstet,1941
2. Smooth muscle tumors of the gastrointestinal tract and retroperitoneum: A pathologic analysis of 100 cases;Ranchod;Cancer,1977
3. Stromal tumors of the esophagus, stomach, and duodenum;Appelman,1984
4. Smooth muscle neoplasms of the rectum and anal canal;Walsh;Br J Surg,1984
5. Rare malignant tumours of the rectum and anal region;Morson,1960