D. Stewart

Drugs and the dance music scene: a survey of current drug use patterns among a sample of dance music enthusiasts in the UK.

A. Winstock, A R Winstock, P Griffiths, 2001, Drug and alcohol dependence.

Drug Interactions between Common Illicit Drugs and Prescription Therapies

Wesley T. Lindsey, D. Childress, D. Stewart, 2012, The American journal of drug and alcohol abuse.