1. Cardio-oesophageal resection for tumour of the cardia;Brock;Brit. J. Surg.,1942
2. Case Records of The Massachusetts General Hospital, No. 23491. Discussed by Dr. C. S. Keefer;Churchill;New Eng. J. Med.,1937
3. Tracheo-Bronchoscopy, Esophagoscopy and Gastroscopy;Jackson,1907
4. The Morbid Anatomy of the Human Gullet, Stomach and Intestines;Munro,1811
5. Surgery of the oesophagus;Ohsawa;Arch. Jap. Chir.,1933