R. . Hashem, S. Y. . Abdulfattah, N. . Al-nawab, and F. T. . Samawi, “Analysis of Caspase-9 enzyme and Cytochrome C levels in infertile patients”, Iraqi Journal of Science, vol. 66, no. 12, pp. 5433–5447, Dec. 2025, doi: 10.24996/ijs.2025.66.12.14.