title: [Dropped head and negative dystonia].
authors.affiliation: Department of Neurology, Sakakibara Hakuho Hospital.
authors.forename: Takahiro
authors.initials: T
authors.lastname: Mezaki
mesh_terms: D020821:Dystonic Disorders; D006801:Humans; D018908:Muscle Weakness / Q000503:physiopathology*; D009334:Neck Muscles / Q000503:physiopathology*; D013577:Syndrome; D009626:Terminology as Topic