Kilpatrick LA, Kutch JJ, Tillisch K, Naliboff BD, Labus JS, Jiang Z, Farmer MA, Apkarian AV, Mackey S, Martucci KT, Clauw DJ, Harris RE, Deutsch G, Ness TJ, Yang CC, Maravilla K, Mullins C, Mayer EA. J Urol. 2014 Sep;192(3):947-55. doi: 10.1016/j.juro.2014.03.093. Epub 2014 Mar 26. [PMID: 24681331] [PMC4432915]