Schofferman Jerome, Fishman Scott M, Harden R Norman, Kirschner Kristi L
SpineCare Medical Group, Daly City, CA(∗).
Department of Anesthesiology and Pain Medicine, University of California, Davis School of Medicine, Davis, CA(†).
PM R. 2014 Jan;6(1):78-84. doi: 10.1016/j.pmrj.2013.12.003.