Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/fluoride-contamination-groundwaters-sonbhadra-district-uttar-pradesh-india
[2] http://admin.indiaenvironmentportal.org.in/category/author/n-janardhana-raju
[3] http://admin.indiaenvironmentportal.org.in/category/author/sangita-dey
[4] http://admin.indiaenvironmentportal.org.in/category/author/kaushik-das
[5] http://admin.indiaenvironmentportal.org.in/category/journal/current-science
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/fluoride
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drinking-water
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/groundwater-quality
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/oral-health
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/uttar-pradesh
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sonbhadra
[14] http://admin.indiaenvironmentportal.org.in/category/thesaurus/statistics