Kongpun, Chatpat. “Effect of Fluoride to Haematological Disorder and Occurrence of Dental Flurosis Among School Children in Omkoi District, Chiang Mai : A Preliminaty Situation and Probable Cause Study of Haematological Disorders and Dental Fluorosis in the Areas”. Thai Journal of Health Education 42, no. 2 (November 19, 2019): 206–217. accessed September 12, 2026. https://he01.tci-thaijo.org/index.php/muhed/article/view/225826.