falih hassen G, Omran Ali A. The effect of ozone gel as adjunct treatment in patients of periodontitis according to bleeding on probing and platelet-activating factor (A split-mouth randomized controlled clinical trial). MDJ [Internet]. 2023 Jun. 28 [cited 2024 Jul. 3];19(1):64-79. Available from: https://mdj.uomustansiriyah.edu.iq/index.php/mdj/article/view/993