Odunsi, A., Haruna, M., Olasunkanmi, M.O., Mustapha, A. and Oyegbile, S.A. 2023. Growth performance, carcass characteristics and haemato-biochemical indices of broiler chickens fed sub-optimal protein diets with or without papaya enzyme. Nigerian Journal of Animal Science. 20, 4 (Jun. 2023), 414–424.