RT Journal Article SR Electronic T1 Innovators and instigators: feminist contributions to American abortion technology, 1963–1973 JF Journal of Family Planning and Reproductive Health Care JO J Fam Plann Reprod Health Care FD British Medical Journal Publishing Group SP 149 OP 154 DO 10.1783/147118907781004723 VO 33 IS 3 A1 Tanfer Emin Tunc YR 2007 UL http://jfprhc.bmj.com/content/33/3/149.abstract AB