Determination of cyclophosphamide enantiomers in plasma by lc-ms/ms: application to pharmacokinetics in breast cancer and lupus nephritis patients - Fernandes, Bruno José Dumet; Silva, Carolina de Miranda; Marques, Maria Paula; Matthes, Ângelo do Carmo Silva; Andrade, Jurandyr Moreira de; Silva, Lucienir Maria da; Donadi, Eduardo Antônio; Lanchote, Vera Lúcia (International Congress of Pharmaceutical Sciences (CIFARP), 2007)