@inbook{57262405, author={Caroline Buhay, MD}, editor={Atchabahian, Arthur and Gupta, Ruchir}, title={Chapter 126. Principles of Peripheral Nerve Stimulation (PNS)}, booktitle={The Anesthesia Guide}, publisher={The McGraw-Hill Companies}, address={New York, NY}, year={2013}, url={accessanesthesiology.mhmedical.com/content.aspx?aid=57262405} }