In vitro testing of a new system for monitoring pH at multiple sites.
D000143:Acids / Q000378:metabolism; D003773:Dental Plaque / Q000378:metabolism / Q000503:physiopathology*; D004566:Electrodes; D004867:Equipment Design; D006801:Humans; D006863:Hydrogen-Ion Concentration; D009968:Orthodontic Appliances, Removable; D012463:Saliva / Q000378:metabolism / Q000502:physiology*
D000143:Acids