MDMA ('ecstasy') use, and its association with high risk behaviors, mental health, and other factors among gay/bisexual men in New York City
RL Klitzman, JD Greenberg, LM Pollack… - Drug and alcohol …, 2002 - Elsevier
MDMA (“Ecstasy”) abuse and high-risk sexual behaviors among 169 gay and bisexual men
RL Klitzman, HG Pope Jr… - American Journal of …, 2000 - Am Psychiatric Assoc