Dispersive liquid–liquid microextraction prior to field-amplified sample injection for the sensitive analysis of 3,4-methylenedioxymethamphetamine, phencyclidine and lysergic acid diethylamide by capillary electrophoresis in human urine
2012 ◽
Vol 1267
◽
pp. 189-197
◽
2012 ◽
Vol 35
(16)
◽
pp. 2114-2121
◽
2013 ◽
Vol 41
(12)
◽
pp. 1919