Kespichayawattana, Nachanok, Jeeraphat Jantarat, Puey Ounjai, and Patompon Wongtrakoongate. “Cytotoxic Effect of Gutta Percha Solvents on Human Periodontal Ligament Fibroblasts”. Mahidol Dental Journal 42, no. 2 (June 18, 2022): 137–144. Accessed February 24, 2024. https://he02.tci-thaijo.org/index.php/mdentjournal/article/view/254689.