P. O. Ozung, O. O. K. Oko, A. J. Henry, N. P. Jimmy, P. O. Eburu, and C. D. Etim, “Influence of dietary lanthanum oxide (La O ) on the blood characteristics and 2 3 ovarian morphometry of broiler chickens”, NJAP, vol. 46, no. 2, pp. 40–46, Dec. 2020.