TY - JOUR T1 - Pulmonary crackle characterization: approaches in the use of discrete wavelet transform regarding border effect, mother-wavelet selection, and subband reduction JO - Research on Biomedical Engineering A1 - Quandt, Verônica Isabela A1 - Pacola, Edras Reily A1 - Pichorim, Sérgio Francisco A1 - Gamba, Humberto Remigio A1 - Sovierzoski, Miguel Antônio SN - 2446-4740 UL - 10.1590/2446-4740.0639 VL - 31 Y1 - 2015 PB - Brasil ER -