References
- Ando M, Tadano M, Asanuma S, Tamura K, Matsushima S, Watanabe T, et al. Health effects of indoor fluoride pollution from coal burning in China. Environ Health Perspect 1998; 106: 239–44
- Correia Sampaio F, Ramm von der Fehr F, Arneberg P, Petrucci Gigante D, Hatloy A. Dental fluorosis and nutritional status of 6- to 11-year-old children living in rural areas of Paraiba, Brazil. Caries Res 1999; 33: 66–73
- Rwenyonyi C, Bjorvatn K, Birkeland L, Haugejorden O. Altitude as a risk indicator of dental fluorosis in children residing in areas with 0.5 and 2.5 mg fluoride per litre in drinking water. Caries Res 1999; 33: 267–74
- Manji F, Baelum V, Fejerskov O. Fluoride, altitude and dental fluorosis. Caries Res 1986; 20: 473–80
- Ando M, Tadano M, Yamamoto S, Tamura K, Asanuma S, Watanabe T, et al. Health effects of fluoride pollution caused by coal burning. Sci Total Environ 2001; 271: 107–16
- Ekstrand J, Spak CJ, Falch J, Afseth J, Ulvestad H. Distribution of fluoride to human breast milk following intake of high doses of fluoride. Caries Res 1984; 18: 93–5
- World Health Organization. Oral health surveys: basic methods, 4th edn. Geneva: WHO; 1997.
- Fejerskov O, Manji F, Baelum A, Moller IJ. Dental fluorosis; a hand book for health workers. Munksgaaard, Copenhagen 1988
- Rosner B. Regression and correlation methods. Fundamentals of biostatistics2nd edn, M Payne. Duxbury Press, Boston, MassUSA 1982; 425–6
- Warren JJ, Levy SM, Kanellis MJ. Prevalence of dental fluorosis in the primary dentition. J Public Health Dent 2001; 61: 87–91
- Black GV, McKay FS. Mottled teeth: an endemic developmental imperfection of the teeth heretofore unknown in the literature of dentistry. Dent Cosmos 1916; 58: 129–56
- Thylstrup A. Distribution of dental fluorosis in the primary dentition. Community Dent Oral Epidemiol 1978; 6: 329–37
- Fejerskov O, Richards A, DenBesten P. The effect of fluoride on tooth mineralization. Fluoride in dentistry2nd edn, O Fejerskov, J Ekstrand, BA Burt. Munksgaard, Copenhagen 1996; 112–46