Factors influencing response to Botulinum toxin type A in patients with idiopathic cervical dystonia: results from an international observational study


OBJECTIVES Real-life data on response to Botulinum toxin A (BoNT-A) in cervical dystonia (CD) are sparse. An expert group of neurologists was convened with the overall aim of developing a definition of treatment response, which could be applied in a non-interventional study of BoNT-A-treated subjects with CD. DESIGN International, multicentre, prospective… (More)
DOI: 10.1136/bmjopen-2012-000881


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