Randomized Controlled Trial
Periprostatic administration of local anesthesia during transrectal ultrasound-guided biopsy of the prostate: a randomized, double-blind, placebo-controlled study.
Urology. 2003 Mar 1;61(3):585-8.
Randomized Controlled Trial
Perianal and intrarectal anaesthesia for transrectal biopsy of the prostate: a prospective randomized study comparing lidocaine-prilocaine cream and placebo.
BJU Int. 2005 Dec 1;96(9):1264-7.
Randomized Controlled Trial
Effect of intraprostatic local anesthesia during transrectal ultrasound guided prostate biopsy: comparison of 3 methods in a randomized, double-blind, placebo controlled trial.
J. Urol. 2007 Aug 1;178(2):469-72; discussion 472.