title: Blinking and essential blepharospasm.
mesh_terms: D000368:Aged; D001764:Blepharospasm / Q000150:complications / Q000209:etiology* / Q000628:therapy; D001767:Blinking; D004421:Dystonia / Q000150:complications; D005141:Eyelid Diseases / Q000209:etiology*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011582:Psychological Theory