Author Archives: John I. Allen, David Katzka, Marie Robert, Grigorios I. Leontiadis

American Gastroenterological Association Institute Technical Review on The Role of Upper Gastrointestinal Biopsy to Evaluate Dyspepsia in the Adult Patient in the Absence of Visible Mucosal Lesions

Posted on August 13, 2015 by John I. Allen, David Katzka, Marie Robert, Grigorios I. Leontiadis
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