Determination of cephalexin in oral suspensions by micellar eletrokinetic chromatography - Steppe, Martin; Aurora-Prado, Maria Segunda; Tavares, Marina Franco Maggi; Kedor-Hackmann, Erika Rosa Maria; Santoro, Maria Inês Rocha Miritello (Journal of Capillary Electrophoresis and Microchip Technology, 2002)