@inbook{1000029616, author={Admir Hadzic}, title={Section Two. Pharmacology}, booktitle={NYSORA Textbook of Regional Anesthesia and Acute Pain Management}, publisher={The McGraw-Hill Companies}, address={New York, NY}, year={2007}, url={accessanesthesiology.mhmedical.com/content.aspx?aid=1000029616} }