title: Cervical dystonia in twins.
authors.forename: Stewart A
authors.initials: SA
authors.lastname: Factor
mesh_terms: D000328:Adult; D004200:Diseases in Twins; D006801:Humans; D008297:Male; D009460:Neurologic Examination; D010641:Phenotype; D014103:Torticollis / Q000175:diagnosis / Q000235:genetics*; D014430:Twins, Monozygotic