@inbook{55904437, author={Admir Hadzic}, title={Chapter 37. Ultrasound-Guided Obturator Nerve Block}, booktitle={Hadzic's Peripheral Nerve Blocks and Anatomy for Ultrasound-Guided Regional Anesthesia, 2e}, publisher={The McGraw-Hill Companies}, address={New York, NY}, year={2012}, url={accessanesthesiology.mhmedical.com/content.aspx?aid=55904437} }