1. Yousefi Z, Mohammadpour Tahmtan RA, Kazemi F. Temporal and spatial variation of fluoride, nitrate and nitrite concentrations in drinking water in ilam using geographic information system. Journal of Mazandaran university of medical sciences. 2016;25(134):69-80. (Persian)
2. Zamand S, Alidadi H, Taghavimanesh V. Investigation the amount of Fluoride in drinking water sources in urban and rural areas of Neyshabur in 2017. Journal of Research in Environmental Health. 2018;4(2):146-53. (Persian)
3. Edition F. Guidelines for drinking-water quality. WHO chronicle. 2011;38(4):104-8.
4. Fawell J, Bailey K, Chilton J, Dahi E, Magara Y. Fluoride in drinking-water: IWA publishing; 2006.
5. Azimi AA. 2.2 Determination of Fluoride Concentration in Tehran Surface Water Resources. Sustainability of Water Resources. 2004:49. (Persian)
6. Almodaresi SA, Jafari SJ, Hosseinzadeh E, Miri M, Taghavi M, Khosravi R, et al. Investigation of fluoride concentration in rural drinking water resources of bardaskan county using geographic information system (GIS) in 2014. Journal of Torbat Heydariyeh University of Medical Sciences. 2016;3(4):32-41. (Persian)
7. Organization WH. Guidelines for drinking-water quality: second addendum. Vol. 1, Recommendations: World Health Organization; 2008.
8. Aghdasi H, Borujeni FG, Behzadpoor M, Hoseini F, Habibzadeh T. A survey of relationship between drinking water fluoride concentration and dmft index in guidance school students: A case study piranshahr and poldasht, west Azarbayjan. Studies in Medical Sciences. 2014;25(3):199-207. (Persian)
9. Ejlali A, Taghipour H, Khashabi E. The study of fluoride level in drinking water in villages of makoo, in 2014. Studies in Medical Sciences. 2015;26(9):754-63. (Persian)
10. Aghniaei F, Zarei M, Asadi S. Investigation of the origin of fluoride in groundwater resources in southern Iran, Larestan, Sahara-i-Bagh. Advanced Applied Geology. 2017;7(2):38-48. (Persian)
11. Nejaei A, Salehzade M, Pashaei Far M. Investigation of Fluorine Concentration in Drinking Water Resources of Sardasht, Rabat and Mirabad Cities. Environment and Water Engineering. 2018;3(4):334-40. (Persian)
12. Mohseni Sajadi M, Afyuni M, Khademi H, Mohseni Movahed SA, Ayoubi S. Spatial variability of fluoride in groundwater and soils in some areas of Arak Plain. Water and Soil. 2011;25(5). (Persian)
13. Sephri G, Bazrafshan M, Tabasian A, Hosainzadeh M. Fluoride levels in drinking water in Kerman and determining the DMFT index. The Journal of Eslamic Dental Association of Iran. 1997;9(3-4):83-90. (Persian)
14. Khorsandi H. A survey of relationship between drinking water fluoride concentration with DMFT index and dental fluorosis in 11-12 years old students in rural areas of Oshnavieh. Studies in Medical Sciences. 2018;28(11):732-40. (Persian)
15. Hatami H, Razavi S, Eftekhar A, Majlesi F, Sayed Nozadi M, Parizadeh S. Textbook of public health. Tehran: Arjmand. 2004:212-4. (Persian)
16. Solhi M, Zadeh DS, Seraj B, Zadeh SF. The application of the health belief model in oral health education. Iranian journal of public health. 2010;39(4):114.
17. Rusiniak P, Sekuła K, Sracek O, Stopa P. Fluoride ions in groundwater of the Turkana County, Kenya, East Africa. Acta Geochimica. 2021;40(6):945-60.
18. Molina Frechero N, Sánchez Pérez L, Castañeda Castaneira E, Oropeza Oropeza A, Gaona E, Salas Pacheco J, et al. Drinking water fluoride levels for a city in northern Mexico (Durango) determined using a direct electrochemical method and their potential effects on oral health. The Scientific World Journal. 2013;2013.
19. Azarpira H, Rasolevandi T, Aali R, Mahvi A, Ghorbanpour MA, Moradi H, et al. Investigation of nitrate and nitrite concentration and other physicochemical parameters of drinking water sources in Saveh city during the year of 2018. Journal of Research in environmental health. 2018;4(2):140-5. (Persian)
20. Halimi L, Bagheri N, Hoseini B, Hashtarkhani S, Goshayeshi L, Kiani B. Spatial analysis of colorectal cancer incidence in Hamadan Province, Iran: a retrospective cross-sectional study. Applied Spatial Analysis and Policy. 2020;13:293-303.
21. Tohidloo S, Azami M, Ahadnejad Reveshty M. Analysis of Regional Strategies for Agricultural Development in Hamedan Province. Agricultural Extension and Education Research. 2017;9(4):47-58. (Persian)
22. Rice EW, Bridgewater L, Association APH. Standard methods for the examination of water and wastewater: American public health association Washington, DC; 2012.
23. Damaneh M, Joulaei J, Alidadi F, Peiravi H. R. Evaluation of Interpolation Methods: to Determine Spatial Variations of Groundwater Qualitative Parameters (Case study: Gonabad Plain). Iranian Journal of Research in Environmental Health Fall. 2015;1(3):165-76. (Persian)
24. Poshtmasari HK, Sarvestani ZT, Kamkar B, Shataei S, Sadeghi S. Evaluation of Geostatistical Methods for Estimating and Zoning of Macronutrients in Agricultural Lands of Golestan Province.
25. Almodaresi SA, Jafari SJ, Hosseinzadeh E, Miri M, Taghavi M, Khosravi R, et al. Investigation of fluoride concentration in rural drinking water resources of bardaskan county using geographic information system (GIS) in 2014. Journal of Torbat Heydariyeh University of Medical Sciences. 2016;3(4):32-41. (Persian)
26. DeZuane J. Handbook of drinking water quality: John Wiley & Sons; 1997.
27. Gray NF. Drinking water quality: problems and solutions: John Wiley & Sons; 1994.
28. Yousefii Z, Hanafi B. Fluoride level in drinking water supplies of Gonbad-e Qabus, 2008-2012. Journal of Mazandaran University of Medical Sciences. 2013;23(101):112-6. (Persian)
29. KamyabN N, Khajeh Hosseini S, Mobini M. Survey of fluoride concentration in drinking water in rural areas of rafsanjan from april to septamer 2015: A short report. Journal of Rafsanjan University of Medical Sciences. 2016;15(7):675-82. (Persian)
30. Pooreslami H, Khazaeli P, Masoodpoor H. Fluoride content of drinking waters in Kerman/Iran. Journal of Kerman University of Medical Sciences. 2008;15(3):235-42. (Persian)
31. Chuah CJ, Lye HR, Ziegler AD, Wood SH, Kongpun C, Rajchagool S. Fluoride: a naturally-occurring health hazard in drinking-water resources of Northern Thailand. Science of the total Environment. 2016;545:266-79.
32. Matloob MH. Fluoride concentration of drinking water in Babil-Iraq. Journal of Applied Sciences. 2011;11(18):3315-21.
33. Yani SI, Seweng A, Mallongi A, Nur R, Abdullah MT, Salmah U, et al. The influence of fluoride in drinking water on the incidence of fluorosis and intelligence of elementary school students in Palu City. Gaceta Sanitaria. 2021;35:S159-S63.