O. A. Ukoha, D. N. . Onunkwo, I. O. Ewetola, and C. N. . Goodluck, “Effect of Bitterleaf (Vernonia amygdalina) meal on Haematology and Serum Chemistry of Broiler chickens”, NJAP, vol. 49, no. 4, pp. 88–96, Feb. 2023.