I. Kwari, “Growth, Hematology and Serology of Broiler Chickens Fed Different Cultivars of Sorghum as Replacement for Maize in the Semi-Arid Zone of Nigeria”, Int. J. Poult. Sci., vol. 10, no. 8, pp. 608–612, Jul. 2011, doi: 10.3923/ijps.2011.608.612.