TY - JOUR T1 - Development and validation of an electroanalytical methodology for determination of isoniazid and rifampicin content in pharmaceutical formulations JO - Brazilian Journal of Pharmaceutical Sciences A1 - Leandro, Katia Christina A1 - Carvalho, Juliana Machado de A1 - Giovanelli, Luiz Fernando A1 - Moreira, Josino Costa SN - 1984-8250 UL - 10.1590/S1984-82502009000200019 VL - 45 Y1 - 2009 PB - Brasil ER -