RT Journal Article SR Electronic T1 New Horizons For JABFP JF The Journal of the American Board of Family Practice JO J Am Board Fam Med FD American Board of Family Medicine SP 62 OP 63 DO 10.3122/jabfm.4.1.62 VO 4 IS 1 A1 Geyman, John P. YR 1991 UL http://www.jabfm.org/content/4/1/62.abstract AB