title: Where have we been? Where are we now? Where are we going?
authors.affiliation: Mid-Atlantic Center for Pain Medicine, Charlotte, North Carolina, USA.
authors.forename: G M
authors.initials: GM
authors.lastname: Aronoff
mesh_terms: D006801:Humans; D018710:Pain Clinics; D059408:Pain Management; D012955:Societies, Medical; D014481:United States