title: X-ray diffraction examination of calcium phosphate in dental plaque.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001031:Apatites; D002113:Calcification, Physiologic; D002130:Calcium Phosphates / Q000032:analysis*; D002648:Child; D003460:Crystallization; D003773:Dental Plaque / Q000378:metabolism*; D003956:Dialysis; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007180:Incisor; D008334:Mandible; D008437:Maxilla; D012463:Saliva; D013997:Time Factors; D014961:X-Ray Diffraction
chemical_list: D001031:Apatites; D002130:Calcium Phosphates