Intarut, Nirun, and Maitree Thronsao. “Knowledge, Attitude, and Prevention COVID-19 Outbreak of Parental Children Aged 1-6 Years”. International Journal Of Community Medicine And Public Health 9, no. 3 (February 28, 2022): 1293–1297. Accessed May 3, 2024. https://www.ijcmph.com/index.php/ijcmph/article/view/9503.