title: Botulinum toxin injections for headache.
authors.affiliation: Southern California Permanente Medical Group, Vandever Avenue, San Diego, CA 92120, USA.
authors.forename: Randolph W
authors.initials: RW
authors.lastname: Evans
authors.forename: Andrew
authors.initials: A
authors.lastname: Blumenfeld
mesh_terms: D000328:Adult; D019274:Botulinum Toxins, Type A / Q000627:therapeutic use*; D005260:Female; D020773:Headache Disorders / Q000188:drug therapy*; D006801:Humans; D007267:Injections / Q000379:methods; D008881:Migraine Disorders / Q000188:drug therapy*; D009465:Neuromuscular Agents / Q000627:therapeutic use*; D018579:Patient Selection
chemical_list: D009465:Neuromuscular Agents; D019274:Botulinum Toxins, Type A