Essential Tremor
NEJM 378:1802-1810, Haubenberger, D.,et al, 2018
Kayser-Fleischer Ring:Hepatolenticular Degeneration (Wilson's Disease)
Neurol 45:1261-1262, Finelli,P.F., 1995
Diagnosis of Treatable Wilson's Disease
NEJM 298:1347, Cartwright,G.E., 1978