title: Spasmodic torticollis; physiologic analysis of involuntary motor activity.
authors.forename: E
authors.initials: E
authors.lastname: HERZ
authors.forename: P F A
authors.initials: PF
authors.lastname: HOEFER
mesh_terms: D006801:Humans; D009043:Motor Activity; D009132:Muscles / Q000502:physiology*; D014103:Torticollis
keywords: MUSCLES/physiology