title: Scanning electron microscopy of enamel cracks after etching: an in vitro study.
mesh_terms: D003188:Composite Resins / Q000627:therapeutic use; D003743:Dental Enamel / Q000187:drug effects / Q000293:injuries* / Q000648:ultrastructure; D003793:Dental Restoration, Permanent; D006801:Humans; D008855:Microscopy, Electron, Scanning; D010756:Phosphoric Acids / Q000494:pharmacology*; D014082:Tooth Fractures / Q000628:therapy
chemical_list: D003188:Composite Resins; D010756:Phosphoric Acids