Comparison of Shear Bond Strength of Orthodontic Brackets Bonded to Enamel Prepared By Er:YAG Laser and Conventional Acid-Etching. - Hosseini, M H; Namvar, F; Chalipa, J; Saber, K; Chiniforush, N; Sarmadi, S; Mirhashemi, A H (Frontiers in Dentistry)