title: Determining optimal levels of fluoride in drinking water for hot dry climates--a case study in Sri Lanka.
authors.forename: D
authors.initials: D
authors.lastname: Barmes
mesh_terms: D003889:Desert Climate; D005457:Fluoridation / Q000592:standards*; D017408:Guidelines as Topic; D006801:Humans; D013188:Sri Lanka; D014944:World Health Organization