Kuphasuk, Yosvimol, and Chalermporn Prommas. “The Clinical Result of Subgingivally Delivered Andrographis Paniculata Gel Versus 10% Doxycycline Gel in the Treatment of Supportive Periodontal Therapy Patients”. Mahidol Dental Journal 40, no. 2 (August 26, 2020): 69–76. Accessed February 26, 2024. https://he02.tci-thaijo.org/index.php/mdentjournal/article/view/223044.