AL-ANI , R. 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, [S. l.], v. 35, n. 2, p. 148–157, 2026. DOI: 10.33899/rsci.v35i2.63629. Disponível em: https://rsci.uomosul.edu.iq/index.php/rsci/article/view/63629. Acesso em: 9 jun. 2026.