Adolescent 1 Adult 1 Alkaloids 1 Article 1 Dance music 1 Dancing 1 Female 1 Health Knowledge, Attitudes, Practice 1 Humans 1 MDMA 1 Male 1 Music 1 New York 1 New York City 1 Prevalence 1 Risk Factors 1 Self Report 1 Sex Factors 1 Street Drugs 1 Substance-Related Disorders 1 Surveys and Questionnaires 1 Young Adult 1 adolescent 1 adult 1 alkaloid 1 attitude to health 1 cathinone 1 dancing 1 drug dependence 1 female 1