Disorders of the Nervous System Caused by Drugs, Toxins, and Chemical Agents, Cocaine
Adams & Victors Principles of Neurology Chp 43, pg 1213, Ropper, A.H.,et al, 2014
A Parkinsonian Syndrome in Methcathinone Users and the Role of Manganese
NEJM 358:1009-1017, Stepens,A.,et al, 2008