title: The relationship between spasmodic torticollis and essential tremor.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D014103:Torticollis / Q000150:complications* / Q000235:genetics; D014202:Tremor / Q000150:complications* / Q000235:genetics