The effectiveness of an ammonium ion toothpowder in the control of dental caries.
D064751:Ammonium Compounds; D003729:Dental Care; D003731:Dental Caries / Q000517:prevention & control*; D003802:Dentifrices; D006801:Humans
D064751:Ammonium Compounds; D003802:Dentifrices
DENTAL CARIES/prevention and control; DENTIFRICES