Sansaneeyavanich, A. (2011) “Oral Health Status and Treatment Needs of Students Aged 12 Years and 18 Years in Bangkok Metropolis: A Comparative Study in the Year 1991 and 2000”, Vajira Medical Journal : Journal of Urban Medicine, 45(1), pp. 21–29. available at: https://he02.tci-thaijo.org/index.php/VMED/article/view/137 (accessed: 20 September 2026).