title: [Comparative study of 3 types of direct orthodontic brackets].
mesh_terms: D000268:Adhesiveness; D003188:Composite Resins; D001840:Dental Bonding; D004867:Equipment Design; D006801:Humans; D009967:Orthodontic Appliances; D013499:Surface Properties
chemical_list: D003188:Composite Resins
vernacular_title: Indagine comparativa su tre tipi di attacchi ortodontici diretti.