title: The dentine-predentine interface in human teeth. A scanning electron microscope study.
mesh_terms: D000367:Age Factors; D002118:Calcium; D003804:Dentin / Q000648:ultrastructure*; D003809:Dentin, Secondary / Q000648:ultrastructure; D006801:Humans; D008855:Microscopy, Electron, Scanning; D014092:Tooth Root / Q000648:ultrastructure
chemical_list: D002118:Calcium