title: Ankylosis of a lower first molar. Treatment with a 15-year follow-up.
mesh_terms: D000844:Ankylosis / Q000628:therapy*; D002648:Child; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008963:Molar; D014076:Tooth Diseases / Q000628:therapy; D014097:Tooth, Unerupted / Q000628:therapy*