RT Journal Article SR Electronic T1 Zero tolerance JF Journal of Family Planning and Reproductive Health Care JO J Fam Plann Reprod Health Care FD British Medical Journal Publishing Group SP 217 OP 218 DO 10.1783/147118907781004840 VO 33 IS 3 A1 M T Pocket YR 2007 UL http://jfprhc.bmj.com/content/33/3/217.abstract AB