Tiravanitchkul, R., Isarangura, S., chuchai, W. and Pichaitanaporn, J. (2017) “Evaluation of Patients’ Satisfaction Toward Hearing Aids Services in Ramathibodi Hospital”, Research Medical Journal, 40(3), pp. 11–22. available at: https://he02.tci-thaijo.org/index.php/ramajournal/article/view/88895 (accessed: 20 September 2026).