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Botulinum Toxin for the Treatment of Chronic Migraine: The Placebo Effect

Authors


  • Conflict of Interest: None

S. Solomon, Department of Neurology, Montefiore Medical Center, 1575 Blondell Avenue, Bronx, NY 10461, USA. Email: solsy@optonline.net

Abstract

(Headache 2011;51:980-984)

Botulinum toxin A used to treat headache evokes prominent placebo effects and it is likely that these effects are solely responsible for its apparent effectiveness.

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