RT Journal Article SR Electronic T1 Saunders Manual of Medical Practice JF The Journal of the American Board of Family Practice JO J Am Board Fam Med FD American Board of Family Medicine SP 312 OP 312 DO 10.3122/jabfm.10.4.312a VO 10 IS 4 A1 Brunton, Stephen YR 1997 UL http://www.jabfm.org/content/10/4/312.1.abstract AB