RT Journal Article SR Electronic T1 Opioid Therapy and Chronic Low Back Pain JF The Journal of the American Board of Family Practice JO J Am Board Fam Med FD American Board of Family Medicine SP 387 OP 388 DO 10.3122/jabfm.9.5.387 VO 9 IS 5 A1 Brown, Richard L. YR 1996 UL http://www.jabfm.org/content/9/5/387.abstract AB