@inbook{1122104529,
author={Michael W. King},
title={Nitrogen: Heme Metabolism},
booktitle={Integrative Medical Biochemistry Examination and Board Review},
publisher={McGraw-Hill Education},
address={New York, NY},
year={2014},
url={accesspharmacy.mhmedical.com/content.aspx?aid=1122104529}
}