@inbook{55748503,
author={Justin Coomes, MD and Melissa Platt, MD},
editor={Stone, C. Keith and Humphries, Roger L.},
title={Chapter 15. Abdominal Pain},
booktitle={CURRENT Diagnosis & Treatment Emergency Medicine, 7e},
publisher={The McGraw-Hill Companies},
address={New York, NY},
year={2011},
url={accessmedicine.mhmedical.com/content.aspx?aid=55748503}
}