PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Interaction with saliva results in posteruptive maturation through diffusion of such ions as calcium, phosphorus, magnesium, and chloride into the surface apatite crystals.PowerPoint Presentation: This maturation increases surface hardness, decreases permeability, and heightens the resistance of enamel to caries.
http://www.w3.org/ns/prov#wasQuotedFrom
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