In-tube solid-phase microextraction directly coupled to tandem mass spectrometry for anandamide and 2-arachidonoylglycerol determination in rat brain samples from an animal model of Parkinson's disease - Oliveira, Igor Gustavo de Carvalho; Souza, Israel Donizéti de; Nascimento, Glauce Crivelaro do; Del Bel, Elaine Aparecida; Queiroz, Maria Eugênia Costa (Journal of Chromatography A, 2021)