Abdulrashid B, Abubakar UM, Umar S, et al. Prevalence of oxytetracycline residues in farmed African catfish (Clarias gariepinus) in Sokoto State, Nigeria. Direct Res. J. Vet. Med. Anim. Sci. 2025;10(1):36-41. Accessed April 16, 2026. https://journals.directresearchpublisher.org/index.php/drjvmas/article/view/524