title: Scanning electron microscopic investigation of human dentinal tubules.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D003804:Dentin / Q000648:ultrastructure*; D006801:Humans; D008855:Microscopy, Electron, Scanning / Q000379:methods; D008875:Middle Aged; D009804:Odontoblasts / Q000648:ultrastructure