Fluorine and titanium and the organic material of dental enamel.
D000367:Age Factors; D001419:Bacteria / Q000378:metabolism; D003743:Dental Enamel / Q000378:metabolism*; D003747:Dental Enamel Solubility / Q000187:drug effects; D005459:Fluorides / Q000378:metabolism* / Q000494:pharmacology; D006801:Humans; D006882:Hydroxyapatites / Q000378:metabolism; D009584:Nitrogen / Q000378:metabolism; D014025:Titanium / Q000378:metabolism* / Q000494:pharmacology; D014075:Tooth Discoloration / Q000378:metabolism
D006882:Hydroxyapatites; D014025:Titanium; D009584:Nitrogen; D005459:Fluorides