Chronic MDMA (ecstasy) use, cognition and mood
K McCardle, S Luebbers, JD Carter, RJ Croft… - …, 2004 - Springer
Electrophysiological evidence of serotonergic impairment in long-term MDMA (“ecstasy”) users
RJ Croft, A Klugman, T Baldeweg… - American Journal of …, 2001 - Am Psychiatric Assoc