Back Pain

• Arizona Research Center — Phoenix, Arizona, United States
• Genova Clinical Research, Inc — Tucson, Arizona, United States
• Loma Linda Institution — Loma Linda, California, United States
• Space Coast Neurology — Palm Bay, Florida, United States

• Pinnacle Anesthesia Consultants, P.A. d.b.a. Pinnacle Pain Medicine — Dallas, Texas, United States

• Sundsvall Hospital — Sundsvall, Sweden

• Harvard Medical School Osher Institute — Boston, Massachusetts, United States

• University of São Paulo — São Paulo, Brazil

• Cleveland Chiropractic College — Kansas City, Missouri, United States

• Slidgigtinstituttet A/S — Ishøj, Denmark

Not specified

• NAET Pain Clinic — Buena Park, California, United States

• Northwestern Health Sciences University — Bloomington, Minnesota, United States