Morphological evaluation of enamel and dentin irradiated with 9,6um CO2 and 2,94um Er:YAG lasers - Marraccini, T. M.; Bachmann, Luciano; Wigdor, H. A.; Walsh Júnior, J. T.; Stabholtz, A.; Zezell, Denise Maria (Laser Physics Letters, 2006)