Retraction notice to: ‘Reply from Authors re: Declan G. Murphy, Anthony J. Costello. How Can the Autonomic Nervous System Contribute to Urinary Continence Following Radical Prostatectomy? A “Boson-like” Conundrum. Eur Urol 2013;63:445–7: Sparing of the Neurovascular Bundle Leads to Improved Rates of Continence’ [Eur Urol 2013;63:447–9]