ALI, L. B. and MOHAMMAD, C. A. (2022) “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, 25(2), pp. 329-345. doi: 10.26682/sjuod.2022.25.2.31.