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Shafi, N.; Midgley, J.M.; Watson, D.G.; Smail, G.A.; Strang, R.; MacFarlane, R.G., Analysis of biogenic amines in the brain of the American Cockroach (Periplaneta Americana) by gas chromatography-negative ion chemical ionisation mass spectrometry, J. Chromatogr., 1989, 490, 9-19, https://doi.org/10.1016/S0378-4347(00)82756-5 . [all data]