Correspondence to: Sae Woong Kim President of the Korean Society for Sexual Medicine and Andrology; Department of Urology, The Catholic University of Korea, Seoul St. Mary’s Hospital, Catholic Integrative Medicine Research Institute, College of Medicine, The Catholic University of Korea, 222 Banpo-daero, Seocho-gu, Seoul 06591, Korea. Tel: +82-2-2258-6226, Fax: +82-2-599-7839, E-mail: ksw1227@c...