Asal, H.A. et al. 2023. Salivary Interleukin-6 Level in Iraqi Patients with Oral Lichen Planus receiving Platelet-Rich Plasma Injections . AL-Kindy College Medical Journal. 19, 2 (Aug. 2023), 174–179. DOI:https://doi.org/10.47723/kcmj.v19i2.934.