@article {Wingate1030, author = {David Wingate}, title = {Year book of digestive diseases, 1988}, volume = {30}, number = {7}, pages = {1030--1030}, year = {1989}, doi = {10.1136/gut.30.7.1030-a}, publisher = {BMJ Publishing Group}, issn = {0017-5749}, URL = {https://gut.bmj.com/content/30/7/1030.2}, eprint = {https://gut.bmj.com/content/30/7/1030.2.full.pdf}, journal = {Gut} }