Muneef Saab Ahmed Sachit Aljanabi 2023. A comparative Study of the effect of Vitamin E and Zinc sulfate on Some Physiological and biochemical Parameters in the albino Rabbits males - orally vaccinated with Tramadol. Tikrit Journal of Pure Science. 20, 3 (2023), 47–56. DOI:https://doi.org/10.25130/tjps.v20i3.1186.