@inbook{1140323971,
author={William L. Nyhan},
editor={Sarafoglou, Kyriakie and Hoffmann, Georg F. and Roth, Karl S.},
title={Purine and Pyrimidine Metabolism},
booktitle={Pediatric Endocrinology and Inborn Errors of Metabolism, 2e},
publisher={McGraw-Hill Education},
address={New York, NY},
year={2017},
url={accesspediatrics.mhmedical.com/content.aspx?aid=1140323971}
}