Ethnic differences in gastro-oesophageal reflux disease

To see whether the anecdotal statement that gastro-oesophageal reflux disease is less common in blacks than in white Caucasians is true. Study of the racial origin of adult patients who, at endoscopy, have oesophageal damage due to gastro-oesophageal reflux. Gastroenterology unit of a teaching hospi...

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