@inbook{1126792126,
author={Harry Wallus and Christian C. Knutsen},
editor={Cooney, Derek R.},
title={Obstetric and Gynecologic Emergencies},
booktitle={Cooney's EMS Medicine},
publisher={McGraw-Hill Education},
address={New York, NY},
year={2016},
url={accessemergencymedicine.mhmedical.com/content.aspx?aid=1126792126}
}