@inbook{1109799398, author={Yael Wilnai and Melanie Manning}, editor={Stevenson, David K. and Cohen, Ronald S. and Sunshine, Philip}, title={Common Chromosomal Trisomies 21, 18, and 13}, booktitle={Neonatology: Clinical Practice and Procedures}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2015}, url={accesspediatrics.mhmedical.com/content.aspx?aid=1109799398} }