Ajay Singh , Dr. Abhishek Soni, Dr. Chinu Kumari , Tran., “Understanding Male Infertility: A Comprehensive Review of Causes, Etiology, Epidemiology, and Risk Factors”, CDF, vol. 54, no. 3, pp. 2249–2261, Feb. 2025, doi: 10.48047/k5sgh449.