Huntingtons Disease
BMJ 341:34-40, Novak,M.J. &Tabrizi,S.J., 2010
Acute Behaviour Disturbances
JNNP 56:1149-1156, Lloyd,G.G., 1993
Causalgia and Other Reflex Sympathetic Dystrophies
In the Management of Pain, Lea & Febiger, Phila, p. 220, Bonica,J.J., 1990