Lloyd, Alison L., and Jackie Waterfield. “Men’s Perspectives of Male Hormonal Contraception”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 5, no. 8 (January 11, 2017): 2546–2552. Accessed October 2, 2025. https://www.ijrcog.org/index.php/ijrcog/article/view/1435.