RT Journal Article SR Electronic JF The Journal of the American Board of Family Practice JO J Am Board Fam Med FD American Board of Family Medicine SP 446 OP 446 DO 10.3122/jabfm.18.5.446 VO 18 IS 5 A1 Oh, Robert C. YR 2005 UL http://www.jabfm.org/content/18/5/446.abstract AB