Logo of nihpaAbout Author manuscriptsSubmit a manuscriptHHS Public Access; Author Manuscript; Accepted for publication in peer reviewed journal;
PMC full text:
Spine (Phila Pa 1976). Author manuscript; available in PMC 2013 Sep 15.
Published in final edited form as:
Spine (Phila Pa 1976). 2012 Sep 15; 37(20): 1771–1777.
doi: 10.1097/BRS.0b013e31825762b7

Figure 4

Correlation by Hospital Referral Region between Chiropractor Supply and Chiropractic Use among Medicare Beneficiaries