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Paik, M.-J.; Lee, S.; Cho, K.-H.; Kim, K.-R., Urinary polyamines and N-acetylated polyamines in four patients with Alzheimer's disease as their N-ethoxycarbonyl-N-pentafluoropropionyl derivatives by gas chromatography-mass spectrometry in selected ion monitoring mode, Anal. Chim. Acta., 2006, 576, 1, 55-60, https://doi.org/10.1016/j.aca.2006.01.070 . [all data]