%0 Journal Article %A H. J. Walton %T THE AMPHETAMINES: TOXICITY AND ADDICTION %D 1975 %R 10.1136/jnnp.38.3.309 %J Journal of Neurology, Neurosurgery & Psychiatry %P 309-309 %V 38 %N 3 %U https://jnnp.bmj.com/content/jnnp/38/3/309.1.full.pdf