Al- Naimi, R. Hematological and Biochemical Evaluation After Different Orally Doses of Copper Sulfate in Rats. المجلة الطبية البيطرية العراقية, م 38, عدد 1, June 2014, ص 83-91, http://jcovm.uobaghdad.edu.iq/index.php/Iraqijvm/article/view/259.