title: Ultrastructural study of early dental plaque formation.
mesh_terms: D001419:Bacteria / Q000302:isolation & purification; D001431:Bacteriological Techniques; D003773:Dental Plaque / Q000382:microbiology / Q000648:ultrastructure*; D006801:Humans; D006882:Hydroxyapatites; D008855:Microscopy, Electron, Scanning; D013997:Time Factors
chemical_list: D006882:Hydroxyapatites