@inbook{1106850229, author={Patricia Evans}, editor={South-Paul, Jeannette E. and Matheny, Samuel C. and Lewis, Evelyn L.}, title={Vaginal Bleeding}, booktitle={CURRENT Diagnosis & Treatment: Family Medicine, 4e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2015}, url={accessmedicine.mhmedical.com/content.aspx?aid=1106850229} }