C. Phuvoravan, N. Suksudaj, P. Phatthawi, M. Phipatttarachai, and B. Matchariyakun, “Marketing Mix Factors Affecting Dental Service Utilization: A Cross-sectional Study at Thammasat University Student Dental Clinic”, Khon Kaen Dent J, vol. 29, no. 1, pp. 93–106, Apr. 2026.