Chiropractic treatment. An "alternative medicine" becomes mainstream health.
D000328:Adult; D002684:Chiropractic / Q000592:standards / Q000639:trends*; D000529:Complementary Therapies / Q000592:standards / Q000639:trends*; D018166:Health Care Reform; D006801:Humans; D017116:Low Back Pain / Q000628:therapy; D008329:Managed Care Programs / Q000592:standards / Q000639:trends; D017063:Outcome Assessment, Health Care; D017410:Practice Guidelines as Topic; D011320:Primary Health Care / Q000592:standards / Q000639:trends; D014481:United States