Drug-Induced Pisa Syndrome (Pleurothotomus)
CNS Drugs 10:166-174, Suzuki, T. & Matsuzaka, H., 2002
Long-Term Effects of Pallidal Deep Brain Stimulation in Tradive Dystonia
Neurol 73:53-58, Gruber,D.,et al, 2009
Dystonia and Chorea in Acquired Systemic Disorders
JNNP 65:436-445, Janavs,J.L.&Aminoff,M.J., 1998