title: Botulinum toxin type A for the treatment of headache: why we say yes.
authors.affiliation: Jefferson Headache Center, Thomas Jefferson University Hospital, Philadelphia, Pennsylvania 19107, USA. avi.ashkenazi@jefferson.edu
authors.forename: Avi
authors.initials: A
authors.lastname: Ashkenazi
authors.forename: Stephen
authors.initials: S
authors.lastname: Silberstein
mesh_terms: D019274:Botulinum Toxins, Type A / Q000627:therapeutic use*; D002908:Chronic Disease; D006261:Headache / Q000188:drug therapy* / Q000517:prevention & control; D051271:Headache Disorders, Secondary / Q000188:drug therapy; D006801:Humans; D008881:Migraine Disorders / Q000188:drug therapy; D009465:Neuromuscular Agents / Q000627:therapeutic use*; D018781:Tension-Type Headache / Q000188:drug therapy
chemical_list: D009465:Neuromuscular Agents; D019274:Botulinum Toxins, Type A