@inbook{55962112,
author={Gustav Paumgartner, MD and Norton J. Greenberger, MD},
editor={Greenberger, Norton J. and Blumberg, Richard S. and Burakoff, Robert},
title={Chapter 53. Gallstone Disease},
booktitle={CURRENT Diagnosis & Treatment: Gastroenterology, Hepatology, & Endoscopy, 2e},
publisher={The McGraw-Hill Companies},
address={New York, NY},
year={2012},
url={accessmedicine.mhmedical.com/content.aspx?aid=55962112}
}