References

  1. Kraft SP, Lang AE: Cranial dystonia, blepharospasm and hemifacial spasm: clinical features and treatment, including the use of botulinum toxin.Can Med Assoc J 1988; 139: 837-844
  2. Kraft SP, Lang AE: Botulinum toxin injections in the treatment of blepharospasm, hemifacial spasm, and eyelid fasciculations. Can J Neurol Sci 1988; 15: 276-282
  3. Jordan DA, Anderson RL, Digre KB et al: Apraxia of lid opening in blepharospasm. Ophthalmic Surg 1990; 21: 331-334