title: [A case of impacted mandibular second primary molar impacted following surgical exposure and orthodontic guidance].
mesh_terms: D002675:Child, Preschool; D006801:Humans; D008297:Male; D008334:Mandible; D008963:Molar; D009967:Orthodontic Appliances; D014087:Tooth Movement Techniques; D014094:Tooth, Deciduous; D014095:Tooth, Impacted / Q000628:therapy*