Azeez, O.I., J.O. Oyewale, and O.O. Okunola. “Erythrocyte Osmotic Fragility of Nera Black Fowls of Two - Age Groups”. International Journal of Poultry Science 8, no. 2 (January 15, 2009): 192–194. Accessed September 22, 2025. https://ijpsjournal.org/index.php/ijps/article/view/1150.