PERUBAHAN SCORE BLEACHEDGUIDE DAN NILAI KEKERASAN ENAMEL GIGI SEBELUM DAN SESUDAH DILAKUKAN BLEACHING KARBAMID PEROKSIDA 35%: CHANGES IN BLEACHEDGUIDE SCORE AND HARDNESS VALUES OF TOOTH ENAMEL BEFORE AND AFTER BLEACHING WITH 35% CARBAMIDE PEROXIDE. Dentika Dental J. 2015;18(3):289-293. doi:10.32734/dentika.v18i3.1978