RT Journal Article SR Electronic T1 Unplanned Pregnancy JF The Journal of the American Board of Family Practice JO J Am Board Fam Med FD American Board of Family Medicine SP 276 OP 277 DO 10.3122/jabfm.7.3.276c VO 7 IS 3 A1 O'Connor, Nancy K. YR 1994 UL http://www.jabfm.org/content/7/3/276.3.abstract AB