Development and validation of a liquid-liquid extraction and gas chromatography/mass spectrometry methodology for cannabidiol analysis in human plasma - Camargo, Stefania Pimenta Serrambana; Queiroz, Regina Helena Costa; Malfará, Wilson Roberto; Crippa, José Alexandre de Souza; Zuardi, Antonio Waldo; Hallak, Jaime Eduardo Cecílio; De Martinis, Bruno Spinosa (Current Pharmaceutical Analysis, 2011)