Simultaneous determination of metoprolol and hydrochlorothiazide in a pharmaceutical dosage form by capillary zone electrophoresis - Oliveira, Claudia Vilela de; García, Pedro López; Galdos, Angel Arturo Gaona; Kedor-Hackmann, Erika Rosa Maria; Santoro, Maria Inês Rocha Miritello; Tavares, Marina Franco Maggi; Aurora-Prado, Maria Segunda (Latin-American Symposium on Biotechnology, Biomedical, Biopharmaceutical and Industrial Applications of Cappilary Electrophoresis and Microchip Technology, 2012)