ปิติวัฒน์สกุล ศรินทิพย์. “FREE GINIGIVAL GRAFT FOR TREATMENT GINGIVAL RECESSION: A CASE REPORT”. Chiangrai Medical Journal 9, no. 2 (December 31, 2017): 173–178. accessed October 10, 2026. https://he01.tci-thaijo.org/index.php/crmjournal/article/view/182681.