title: 1996 North American Spine Society presidential address.
authors.affiliation: Stanford University Medical Center, Menlo Park, CA 94025, USA.
authors.forename: J A
authors.initials: JA
authors.lastname: Saal
mesh_terms: D006801:Humans; D008329:Managed Care Programs / Q000639:trends*; D009656:North America; D012955:Societies, Medical / Q000639:trends*; D013122:Spinal Diseases