@inbook{1100084941, author={Elaine M. Faustman and Gilbert S. Omenn}, title={Risk Assessment}, booktitle={Casarett and Doull's Toxicology: The Basic Science of Poisons, 8e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2012}, url={accesspharmacy.mhmedical.com/content.aspx?aid=1100084941} }