title: Visual analog pain scores and the need for analgesia.
authors.forename: Samuel A
authors.initials: SA
authors.lastname: McLean
authors.forename: Richard H
authors.initials: RH
authors.lastname: Gracely
mesh_terms: D000698:Analgesia; D000700:Analgesics / Q000627:therapeutic use*; D004632:Emergency Medical Services; D006801:Humans; D059408:Pain Management; D010147:Pain Measurement
chemical_list: D000700:Analgesics