Disorders of the Nervous System Caused by Drugs, Toxins, and Chemical Agents, Amphetamines and Related Agents
Adams & Victors Principles of Neurology Chp 43, pg 1213, Ropper, A.H.,et al, 2014
Dietary Supplements Containing Ephedra Alkalokds
NEJM 344:1095-1097, Hutchins,G.M.,et al, 2001