title: [The fluctuations in fluoride concentration of water supplies in a dental fluorosis area (Kitatsugaru)].
mesh_terms: D005459:Fluorides / Q000032:analysis*; D009050:Fluorosis, Dental / Q000209:etiology; D006801:Humans; D007564:Japan; D014881:Water Supply / Q000032:analysis*
chemical_list: D005459:Fluorides