The Columbia University School of Dental and Oral Surgery states: “Combined with flossing, [brushing the teeth] is the single most important thing that you can do to maintain the health and vitality of your teeth and their supporting tissues. ”
Columbia ülikooli hamba - ja suukirurgia kooli üllitises öeldakse: „Kombineerituna hambaniidiga puhastamisega, on [hammaste harjaga pesemine] tähtsaim abinõu, tagamaks hammaste ja tugikudede tervist ja tugevust. ”