title: Light microscope study of the effect of probing in occlusal surfaces.
mesh_terms: D000293:Adolescent; D003731:Dental Caries / Q000175:diagnosis; D003743:Dental Enamel / Q000473:pathology*; D003750:Dental Fissures / Q000473:pathology; D003762:Dental Instruments / Q000009:adverse effects*; D006801:Humans; D008297:Male; D011897:Random Allocation