Srichan, R., R. Kaypetch, and R. Surarit. “The effect of ocimum sanctum oil on human squamous cell carcinoma (HSC-4) in Vitro”. Mahidol Dental Journal, vol. 39, no. 2, July 2019, pp. 71-74, https://he02.tci-thaijo.org/index.php/mdentjournal/article/view/213817.