@inbook{1182919996, author={Satyan Lakshminrusimha and Robin H. Steinhorn}, editor={Kline, Mark W.}, title={Approach to the Cyanotic Infant}, booktitle={Rudolph's Pediatrics, 23e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2018}, url={accesspediatrics.mhmedical.com/content.aspx?aid=1182919996} }