Areej, A.M., Sanaa A. Al-Hammed, and A.M. Rawaa. 2012. “The Injection Effect of Local Oily Cadmium Ligand Compound on the Blood Performances of Layer Chickens”. Pakistan Journal of Nutrition 11 (7): 635–638. https://doi.org/10.3923/pjn.2012.635.638.