RT Journal Article SR Electronic T1 Talking straight about emergency contraception JF Journal of Family Planning and Reproductive Health Care JO J Fam Plann Reprod Health Care FD British Medical Journal Publishing Group SP 139 OP 142 DO 10.1783/147118907781004859 VO 33 IS 3 A1 James Trussell A1 Katherine A Guthrie YR 2007 UL http://jfprhc.bmj.com/content/33/3/139.abstract AB