Onto, P., Rattanasumrit, N., Wataneeyawech, T., Suthisak, O. and Kongmuang , C. (2023) “STUDYING KNOWLEDGE ABOUT COVID - 19 HEALTH CARE BEHAVIOR AND GUIDELINES FOR SELF-PROTECTION OF SECONDARY SCHOOL STUDENTS IN THE COVID - 19 SITUATION UNDER THE JURISDICTION OF THE SECONDARY EDUCATIONAL SERVICE AREA OFFICE”, Journal of MCU Nakhondhat. Nakhon Si Thammarat, Thailand, 10(10), pp. 305–315. available at: https://so03.tci-thaijo.org/index.php/JMND/article/view/273031 (accessed: 3 September 2026).