Ketamine
K Wolff, AR Winstock - CNS drugs, 2006 - Springer
Self-reported prevalence of dependence of MDMA compared to cocaine, mephedrone and ketamine among a sample of recreational poly-drug users
H Uosukainen, U Tacke, AR Winstock - International journal of drug policy, 2015 - Elsevier
Chronic paranoid psychosis after misuse of MDMA.
AR Winstock - BMJ: British Medical Journal, 1991 - ncbi.nlm.nih.gov