Nimnual, I., Boonshuyar, C. and Homkham, N. (2025) “Human papillomavirus vaccine (HPV) coverage and spatial factors in 2018 - 2022”, Journal of Medical and Public Health Region 4. Saraburi,Thailand, 15(3), pp. 1–10. available at: https://he01.tci-thaijo.org/index.php/JMPH4/article/view/269918 (accessed: 29 September 2026).