@inbook{56969699,
author={Chad K. Klauser, MD and Daniel H. Saltzman, MD},
editor={DeCherney, Alan H. and Nathan, Lauren and Laufer, Neri and Roman, Ashley S.},
title={Chapter 29. Gastrointestinal Disorders in Pregnancy},
booktitle={CURRENT Diagnosis & Treatment: Obstetrics & Gynecology, 11e},
publisher={The McGraw-Hill Companies},
address={New York, NY},
year={2013},
url={obgyn.mhmedical.com/content.aspx?aid=56969699}
}