Authors: Deirdre E Logan; Elizabeth A Carpino; Gloria Chiang; Marianne Condon; Emily Firn; Veronica J Gaughan; Melinda Hogan; David S Leslie; Katie Olson; Susan Sager; Navil Sethna; Laura E Simons; David Zurakowski; Charles B Berde Journal: Clin J Pain Date: 2012 Nov-Dec Impact factor: 3.442