title: The endodontic method of treatment of apical periodontitis in immature and young permanent teeth.
mesh_terms: D000293:Adolescent; D002648:Child; D006801:Humans; D009805:Odontogenesis; D010485:Periapical Periodontitis / Q000628:therapy*; D012390:Root Canal Therapy / Q000379:methods*; D014092:Tooth Root / Q000502:physiology