Tariyo, P. (2025) β€œThe situation of detecting COVID-19 virus variants and clinical symptoms of infected patients at Nakornping Hospital, Chiang Mai during 2021–2023”, Journal of Nakornping Hospital, 16(1), pp. 79–92. available at: https://he01.tci-thaijo.org/index.php/jnkp/article/view/271818 (accessed: 20 September 2026).