@inbook{1177258160, author={Trudy McKee and James R. McKee}, title={Metabolismo del nitrógeno I: síntesis}, booktitle={Bioquímica. Las bases moleculares de la vida, 7e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2020}, url={accessmedicina.mhmedical.com/content.aspx?aid=1177258160} }