Chongthanavanit, Papon, Sung Kyum Cho, Narumol C. Mamani, and Jantima Kheokao. 2021. “Comparing Country-of-Origin Image (COI) Between Trust Dimension and Purchase Intention in Dental Tourism”. Thammasat Review 24 (1):197-213. https://sc01.tci-thaijo.org/index.php/tureview/article/view/239983.