1. The origin, structure, and pharmacological activity of botulinum toxin;Simpson;Pharmacol Rev,1981
2. Scott AB. 84th Meeting of the American Academy of Ophalmology, San Francisco, California, 1979.
3. Botulinum toxin injection into extraocular muscles as an alternative to strabismus surgery;Scott;J Pediatr Ophthalmol Strabismus,1980
4. Interventional neurology: treatment of neurological conditions with local injection of botulinum toxin;Brin;Arch Neurobiol (Madr),1991
5. Botulinum toxin therapy, immunologic resistance, and problems with available materials;Borodic;Neurology,1996