RT Journal Article SR Electronic T1 Obstetrics in Family Practice JF The Journal of the American Board of Family Practice JO J Am Board Fam Med FD American Board of Family Medicine SP 182 OP 183 DO 10.3122/jabfm.7.2.182a VO 7 IS 2 A1 Rodney, Wm. MacMillan YR 1994 UL http://www.jabfm.org/content/7/2/182.2.abstract AB