@inbook{1182908102, author={Muhammad A. Altaf and Manu R. Sood}, editor={Kline, Mark W.}, title={Motor Disorders of the Stomach, Small Bowel, and Colon}, booktitle={Rudolph's Pediatrics, 23e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2018}, url={accesspediatrics.mhmedical.com/content.aspx?aid=1182908102} }