The sodium fluoride 'catch-22'.
D003257:Consumer Product Safety; D005459:Fluorides / Q000627:therapeutic use*; D006801:Humans; D010040:Otosclerosis / Q000188:drug therapy*; D012969:Sodium Fluoride / Q000627:therapeutic use*; D014481:United States; D014486:United States Food and Drug Administration
D012969:Sodium Fluoride; D005459:Fluorides