RT Journal Article SR Electronic T1 Venus JF Journal of Family Planning and Reproductive Health Care JO J Fam Plann Reprod Health Care FD British Medical Journal Publishing Group SP 346 OP 346 DO 10.1136/jfprhc-2016-101667 VO 43 IS 4 YR 2017 UL http://jfprhc.bmj.com/content/43/4/346.1.abstract AB