ALI, L. B., and C. A. MOHAMMAD. “THE EFFECT OF NON-SURGICAL PERIODONTAL THERAPY ON PERIODONTAL PARAMETERS, MALONDIALDEHYDE, TOTAL OXIDANT STATUS AND ANTIOXIDANT CAPACITY IN SMOKERS WITH CHRONIC PERIODONTITIS”. Journal of Duhok University, Vol. 25, no. 2, Dec. 2022, pp. 329-45, doi:10.26682/sjuod.2022.25.2.31.