The effect of ultrasonic cement removal upon Ca 45  penetration beneath orthodontic bands.
D001345:Autoradiography; D002127:Calcium Isotopes / Q000032:analysis; D002484:Cementation; D003738:Dental Cements; D003743:Dental Enamel / Q000032:analysis; D006801:Humans; D008852:Microradiography; D009967:Orthodontic Appliances; D014088:Tooth Permeability; D014465:Ultrasonics
D002127:Calcium Isotopes; D003738:Dental Cements