A. M. O. Pratama and Anwar Lewa, “The Role of Platelet Rich Fibrin for Closure of Oronasal Fistula Post Palatoplasty through Abilities to Keep Growth Factor Activity for a Relatively Longer Period and Stimulate Tissue Regeneration Effectively ”, International Journal Of Medical Science And Clinical Research Studies, vol. 3, no. 3, pp. 388–393, Mar. 2023.