Evaluation of serum ceruloplasmin, copper, iron and Vit.C levels inWomen using oral contraceptive pills in Tikrit city. Tikrit J. Pharm. Sci. [Internet]. 2023 Apr. 11 [cited 2026 Jun. 5];4(2):140-6. Available from: https://tjphs.tu.edu.iq/index.php/j/article/view/131