@inbook{1106703783,
author={Arthur C. Fleischer and Eugene C. Toy and Wesley Lee and Frank A. Manning and Roberto J. Romero},
title={Acknowledgments},
booktitle={Sonography in Obstetrics and Gynecology: Principles & Practice, 7e},
publisher={McGraw-Hill Education},
address={New York, NY},
year={2015},
url={obgyn.mhmedical.com/content.aspx?aid=1106703783}
}