Dysport produces intrinsically more swallowing problems than Botox: unexpected results from a conversion factor study in cervical dystonia.
Dressler
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D019274:Botulinum Toxins, Type A / Q000009:adverse effects / Q000627:therapeutic use*; D003680:Deglutition Disorders / Q000139:chemically induced*; D006801:Humans; D009465:Neuromuscular Agents / Q000009:adverse effects / Q000145:classification* / Q000627:therapeutic use*; D014103:Torticollis / Q000188:drug therapy*
D009465:Neuromuscular Agents; D019274:Botulinum Toxins, Type A