@inbook{1119987061, author={Edward Lew}, editor={Greenberger, Norton J. and Blumberg, Richard S. and Burakoff, Robert}, title={Peptic Ulcer Disease}, booktitle={CURRENT Diagnosis & Treatment: Gastroenterology, Hepatology, & Endoscopy, 3e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2016}, url={accessmedicine.mhmedical.com/content.aspx?aid=1119987061} }