1. Oesophageal Obstruction: Its Pathology, Diagnosis and Treatment;Abel,1929
2. Concerning the unfavourable late results of certain operations performed in the treatment of cardiospasm.;Barrett;Brit. J. Surg.,1949
3. The Gastro-oesophageal Junction: Clinical Applications to Oesophageal and Gastric Surgery;Botha,1962
4. An anatomical sphincter of the oesophago-gastric junction Bull;Byrnes;soc. internat. chir.,1963
5. An Atlas of Esophageal Motility in Health and Disease;Code,1958