title: The specialty of pain medicine-a welcome change in taxonomy.
authors.forename: Edward
authors.initials: E
authors.lastname: Fraifield
authors.forename: Philip
authors.initials: P
authors.lastname: Lippe
mesh_terms: D006801:Humans; D008511:Medicine / Q000145:classification* / Q000592:standards*; D010146:Pain / Q000175:diagnosis*; D059408:Pain Management; D012955:Societies, Medical / Q000458:organization & administration; D013038:Specialization; D009626:Terminology as Topic; D014481:United States