Determination of four nadolol stereoisomers in capsules by high-performance liquid chromatography and circular dichroism - Alexandre, Grazielle Prado; Wandermuren, Márcio Nardelli; Peron, Adriano; Tavares, Vanessa Franco; Padeiro, Denis Alexandre Ramalho; Sakiara, Kelly Alessandra; Aurora-Prado, Maria Segunda; Singh, Anil Kumar; Kedor-Hackmann, Erika Rosa Maria; Santoro, Maria Inês Rocha Miritello (Journal of AOAC International, 2017)