Watchanasanout, Nuttha, and Thitiwan Teparat-Burana. “Comparison Between Single and Multiple Adjunctive Er,Cr:YSGG Application to Scaling and Root Planing in Periodontal Maintenance Patients With Residual Periodontal Pockets: A 3-Year Follow-up”. Mahidol Dental Journal 41, no. 2 (August 18, 2021): 157–164. Accessed February 29, 2024. https://he02.tci-thaijo.org/index.php/mdentjournal/article/view/249499.