title: Cervicogenic headache and onabotulinumtoxinA: where do we stand?
authors.forename: W J
authors.initials: WJ
authors.lastname: Becker
authors.forename: P
authors.initials: P
authors.lastname: Chitsantikul
mesh_terms: D019274:Botulinum Toxins, Type A / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D008297:Male; D009465:Neuromuscular Agents / Q000627:therapeutic use*; D051298:Post-Traumatic Headache / Q000188:drug therapy*
chemical_list: D009465:Neuromuscular Agents; D019274:Botulinum Toxins, Type A