Al-ani , Raghda M. A. “A Comparative Study on the Biotransformation of Selected Steroids and Steroid Drugs Using Different Aspergillus Species: A Comparative Study on the Biotransformation of Selected Steroids and Steroid Drugs”. Rafidain Journal of Science 35, no. 2 (June 3, 2026): 148–157. Accessed June 9, 2026. https://rsci.uomosul.edu.iq/index.php/rsci/article/view/63629.