Kruahong, Piyamon. “Clinical Effects of Adjunctive Periodontal Therapy with 0.12% Chlorhexidine or Water Subgingival Irrigation after Scaling and Root Planing with Ultrasonic Generator”. Vajira Medical Journal : Journal of Urban Medicine 56, no. 3 (January 5, 2013). accessed April 22, 2026. https://he02.tci-thaijo.org/index.php/VMED/article/view/28031.