Development and validation of a disk solid phase extraction and gas chromatography–mass spectrometry method for MDMA, MDA, HMMA, HMA, MDEA …
BS De Martinis, AJ Barnes, KB Scheidweiler… - … of chromatography B, 2007 - Elsevier
Disposition of MDMA and metabolites in human sweat following controlled MDMA administration
AJ Barnes, BS De Martinis, DA Gorelick… - Clinical …, 2009 - academic.oup.com