Abstract
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.
© 2011 American Headache Society.
MeSH terms
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Botulinum Toxins / administration & dosage
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Botulinum Toxins / therapeutic use*
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Chronic Disease
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Humans
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Migraine Disorders / drug therapy*
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Neuromuscular Agents / administration & dosage
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Neuromuscular Agents / therapeutic use*
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Placebo Effect
Substances
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Neuromuscular Agents
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Botulinum Toxins