Ayoola, A. A., Fafiolu, A. O., Oluwatosin, O. O., Osinowo, O. A. and Ariyo, O. W. (2020) “Haematological and serum biochemical indices of broiler chickens fed graded levels of inorganic and chelated trace minerals”, Nigerian Journal of Animal Production, 47(2), pp. 46–50. doi: 10.51791/njap.v47i2.57.