Barzegar Reyhani, Negin, et al. “Effect of Photodynamic Therapy Using Different Protocols on Human Gingival Fibroblasts Cultured on Treated Root Fragments: An In Vitro Study: Effect of Photodynamic Therapy on Gingival Fibroblasts”. Journal of Lasers in Medical Sciences, vol. 16, Aug. 2025, p. e24, https://journals.sbmu.ac.ir/jlms/article/view/47041.