Effect of surgical approach on erectile function recovery following bilateral nerve-sparing radical prostatectomy: an evaluation utilising data from a randomised, double-blind, double-dummy multicentre trial of tadalafil vs placebo. - Stolzenburg, Jens‐Uwe; Graefen, Markus; Kriegel, Christian; Michl, Uwe; Martin Morales, Antonio; Pommerville, Peter J.; Manning, Martina; Büttner, Hartwig; Henneges, Carsten; Schostak, Martin (BJU International, 2015)