Wongkittikraiwan, N. “Subepithelial Connective Tissue Graft for Treatment of Gingival Recession: A Case Report”. Journal of The Department of Medical Services, vol. 50, no. 2, June 2025, pp. 147-52, https://he02.tci-thaijo.org/index.php/JDMS/article/view/269148.