Tirachaimongkol, Choknapa, and Pathawee Khongkhunthian. 2017. “The Stability of Three-Thread-Design Dental Implants During the Healing Period. A Clinical Study Using Resonance Frequency Analysis Method”. Chiang Mai Dental Journal 38 (2):65-73. https://he01.tci-thaijo.org/index.php/cmdj/article/view/210662.