Arends, J Fluoride content in human enamel after fluoride application and washing - an in vitro study. [electronic resource] - Caries research 1975 - 363-72 p. digital Publication Type: Journal Article ISSN: 0008-6568 Standard No.: 10.1159/000260178 doi Subjects--Topical Terms: Apatites--analysisCalcium--analysisChromatography, GasDental Enamel--analysisElectrodesFluorides--analysisFluorides, Topical--administration & dosageHumansQuaternary Ammonium CompoundsSilanesSodiumUrethane