@inbook{1182923948, author={Charles T. Gay and Pedro Mancias}, editor={Kline, Mark W.}, title={The Floppy Infant: An Approach to Evaluating Hypotonia in Infancy}, booktitle={Rudolph's Pediatrics, 23e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2018}, url={accesspediatrics.mhmedical.com/content.aspx?aid=1182923948} }