[Incipient fissure caries in extracted premolar teeth from young orthodontic patients].
D000293:Adolescent; D001641:Bicuspid / Q000473:pathology*; D002648:Child; D003731:Dental Caries / Q000473:pathology*; D004553:Electric Conductivity; D006801:Humans; D007564:Japan; D008852:Microradiography; D008859:Microscopy, Polarization