Uses of Botulinum Toxin Injection in Medicine TodayBMJ 320:161-165, Munchau,A. & Bhatia,K.P., 2000
Dystonia and Tremor Induced by Peripheral Trauma:Predisposing FactorsJNNP 51:1512-1519, Jankovic,J.&VanDer Linden,C., 1988