[Ultrastructural changes caused in dentin by fluoride iontophoresis].
D000818:Animals; D003804:Dentin / Q000187:drug effects* / Q000648:ultrastructure; D003807:Dentin Sensitivity / Q000188:drug therapy*; D004285:Dogs; D007478:Iontophoresis; D012969:Sodium Fluoride / Q000008:administration & dosage*
D012969:Sodium Fluoride