Ronald E. Feldman, MD
To the editor: I find it curious that the article by Kahn and colleagues (1) on the use and misuse of upper gastrointestinal endoscopy was published at this time. Not only is this a retrospective study, but it was done 2 years after the fact. In 1981, upper endoscopy was in its infancy. It was often done by nongastroenterologists, and the minority of studies were done by the physicians who had completed a fellowship that included intensive training in upper endoscopy.
Your readers deserve an explanation as to why the results of this study were withheld for several years. Because
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Feldman RE. Upper Gastrointestinal Endoscopy. Ann Intern Med. 1989;110:244-246. doi: 10.7326/0003-4819-110-3-244
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Published: Ann Intern Med. 1989;110(3):244-246.
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