Re: GreenLight(TM) Laser (XPS) Photoselective Vapo-Enucleation versus Holmium Laser Enucleation of the Prostate for the Treatment of Symptomatic Benign Prostatic Hyperplasia: a Randomized Controlled Study: A. M. Elshal, M. A. Elkoushy, A. R. El-Nahas, A. M. Shoma, A. Nabeeh, S. Carrier and M. M. ElhilaliJ Urol 2015; 193: 927-934