@inbook{1128399623, author={Fred G. Weissman and Jim Pinder and Mark R. Berns}, title={Negligence (Part III): Defenses}, booktitle={Pharmacy Practice and Tort Law}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2016}, url={accesspharmacy.mhmedical.com/content.aspx?aid=1128399623} }