title: Botulinum toxin--role in headache prophylaxis.
authors.forename: K
authors.initials: K
authors.lastname: Ravishankar
mesh_terms: D019274:Botulinum Toxins, Type A / Q000627:therapeutic use*; D006801:Humans; D008881:Migraine Disorders / Q000188:drug therapy*; D009465:Neuromuscular Agents / Q000627:therapeutic use*
chemical_list: D009465:Neuromuscular Agents; D019274:Botulinum Toxins, Type A