@inbook{1151027052, author={Arthur C. Fleischer and Jacques S. Abramowicz and Luis F. Gonçalves and Frank A. Manning and Ana Monteagudo and Ilan E. Timor and Eugene C. Toy}, title={Acknowledgments}, booktitle={Fleischer's Sonography in Obstetrics and Gynecology: Textbook and Teaching Cases, 8e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2017}, url={obgyn.mhmedical.com/content.aspx?aid=1151027052} }