Robinson, Dudley, Abrams, Paul, Cardozo, Linda, Ellis-Jones, Julie, Heath, Pat, Wyllie, Mike, "The efficacy and safety of PSD503 (phenylephrine 20%, w/w) for topical application in women with stress urinary incontinence. A phase II, multicentre, double-blind, placebo controlled, 2-way cross over study.", European journal of obstetrics, gynecology, and reproductive biology, 2011