1. Makuuchi H, Machimura T, Mizutani K, Shimada H, Kanno K, Tokuda Y, Sugihara T, Tajima T, Mitomi T. (1992) Diagnostic accuracy of endoscopy in estimating the depth of invasion of superficial esophageal carcinoma. Stomach and Intestine 27: 175–184
2. Makuuchi H, Machimura T, Soh Y, Mizutani K, Shimamura H, Tokuda Y, Sugihara T, Sasaki T, Tajima T, Mitomi T. (1991) Endoscopic mucosectomy for mucosal carcinomas in the esophagus. Jpn J Gastroenterol Surg. 24: 2599–2603
3. Makuuchi H, Machimura T, Mizutani K, Shimada H, Kanno K, Sugihara T, Sasaki T, Mitomi T. (1992) Endoscopic surgery for superficial esophageal cancer. Operation 46: 603–609