Differential DiagnosisThoracic Key, Southerland,A.W.,et al, 2016
Horners Syndrome-Not To Be Sneezed AtLancet 375:776, Bazari,F.,et al, 2010
Clinical Correlates of Vascular ParkinsonismArch Neurol 56:98-102, Winikates,J.&Jancovic,J., 1999