Panya, N. “Brand Preference Creation Capability and Marketing Performance: an Empirical Investigation into Medical and Aesthetic Businesses in Thailand”. Journal of Management Science Chiangrai Rajabhat University, vol. 13, no. 2, Sept. 2018, pp. 14-36, https://so03.tci-thaijo.org/index.php/jmscrru/article/view/148165.