@inbook{56273537,
author={Robert Jones},
editor={Cline, David M. and Ma, O. John and Cydulka, Rita K. and Meckler, Garth D. and Handel, Daniel A. and Thomas, Stephen H.},
title={Chapter 59. Ectopic Pregnancy and Emergencies in the First 20 Weeks of Pregnancy},
booktitle={Tintinalli's Emergency Medicine Manual, 7e},
publisher={The McGraw-Hill Companies},
address={New York, NY},
year={2012},
url={accessemergencymedicine.mhmedical.com/content.aspx?aid=56273537}
}