@inbook{56273618, author={Howard Roemer}, 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 61. Emergencies after 20 Weeks of Pregnancy and the Postpartum Period}, 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=56273618} }