@inbook{3502803,
author={Anna Barczewska-Hillel, MD and Jerry D. Vloka, MD},
editor={Hadzic, Admir},
title={Chapter 40. Cutaneous Nerve Blocks of the Lower Extremity},
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=3502803}
}