Kwi Sook CHOI ; Jeong Sik BYEON
The Korean Journal of Gastroenterology 2007;50(4):213-216
No abstract available. Carcinoid Tumor/etiology/*pathology/ultrasonography ; Colonoscopy ; Humans ; Lymphatic Metastasis ; Male ; Middle Aged ; Muscles/pathology ; Neoplasm Invasiveness ; Rectal Neoplasms/etiology/*pathology/ultrasonography