title: Orthodontic decalcification, the ultrasonic instrument, and the premade positioner. A new orthodontic triad.
mesh_terms: D001840:Dental Bonding / Q000009:adverse effects; D003762:Dental Instruments; D005460:Fluorides, Topical / Q000627:therapeutic use*; D006801:Humans; D009967:Orthodontic Appliances / Q000009:adverse effects*; D014074:Tooth Calcification; D014076:Tooth Diseases / Q000628:therapy*; D014464:Ultrasonic Therapy / Q000295:instrumentation*
chemical_list: D005460:Fluorides, Topical