“Evaluation of the Effect of Platelet Rich Plasma and Injectable Platelet Rich Fibrin on the formation of gingival invagination ”, مجلة الجامعة, vol. 5, no. 7, Sep. 2022, Accessed: Jun. 06, 2026. [Online]. Available: https://journal.hama-univ.edu.sy/huj/article/view/1198