Bezsheiko, Vitaliy. “The Reproductive Capacity of Men Has Declined Significantly over the past 4 Decades”. Psychosomatic Medicine and General Practice 2, no. 3 (August 8, 2017): e020352. Accessed July 8, 2026. https://8www.e-medjournal.com/index.php/psp/article/view/52.