Reply to Eugenio Ventimiglia, Francesco Montorsi, and Andrea Salonia's Letter to the Editor re: Jakob Damsgaard, Ulla N. Joensen, Elisabeth Carlsen, et al. Varicocele Is Associated with Impaired Semen Quality and Reproductive Hormone Levels: A Study of 7035 Healthy Young Men from Six European Countries. Eur Urol 2016;70:1019-29