Clinical Correlates of Vascular Parkinsonism
Arch Neurol 56:98-102, Winikates,J.&Jancovic,J., 1999
Syndrome of Normal Pressure Hydrocephalus:Possible Relation to Hypertensive & Arteriosclerotic Vasculopathy
JNNP 40:73-79, Koto,A.,et al, 1977
Neurologic Complications of Heroin Addiction
Bull NY Acad Sci 49:4, Ritcher,R.W.,et al, 1973