falih hassen, G. and Omran Ali, A. 2023. 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). Mustansiria Dental Journal. 19, 1 (Jun. 2023), 64–79. DOI:https://doi.org/10.32828/mdj.v19i1.993.