@inbook{57262689, author={Arthur Atchabahian, MD}, editor={Atchabahian, Arthur and Gupta, Ruchir}, title={Chapter 141. Psoas Compartment (Posterior Lumbar Plexus) Block}, booktitle={The Anesthesia Guide}, publisher={The McGraw-Hill Companies}, address={New York, NY}, year={2013}, url={accessanesthesiology.mhmedical.com/content.aspx?aid=57262689} }