Natural History of Adult-Onset Idiopathic Torticollis
Arch Neurol 47:548-552, Jahanshahi,M.,et al, 1990
The Clinical Course of Spasmodic Torticollis
Neurol 38:530-532, Lowenstein,D.H.,et al, 1988
Spontaneous Remissions in Spasmodic Torticollis
Neurol 36:398-400, Friedman,A.&Fahn,S., 1986