@inbook{1182906798, author={Nadeem Y. Karimbux and Irina F. Dragan and David M. Kim}, editor={Kline, Mark W.}, title={Periodontal and Gingival Health and Diseases}, booktitle={Rudolph's Pediatrics, 23e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2018}, url={accesspediatrics.mhmedical.com/content.aspx?aid=1182906798} }