@inbook{1175882548, author={Irene Mynatt}, editor={Ma, O. John and Mateer, James R. and Reardon, Robert F. and Byars, Donald V. and Knapp, Barry J. and Laudenbach, Andrew P.}, title={Gynecologic Concepts}, booktitle={Ma and Mateer's Emergency Ultrasound, 4e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2021}, url={accessemergencymedicine.mhmedical.com/content.aspx?aid=1175882548} }