title: Fluoride ion activity electrode as a suitable means for exact direct determination of urinary fluoride.
mesh_terms: D000328:Adult; D004566:Electrodes; D005459:Fluorides / Q000652:urine*; D006801:Humans; D007477:Ions; D008297:Male; D008722:Methods
chemical_list: D007477:Ions; D005459:Fluorides