RT Journal Article SR Electronic T1 Need for better indicators of contraception after abortion JF BMJ Sexual & Reproductive Health JO BMJ Sex Reprod Health FD British Medical Journal Publishing Group SP 80 OP 80 DO 10.1136/bmjsrh-2018-200246 VO 45 IS 1 A1 Smith, Chris YR 2019 UL http://jfprhc.bmj.com/content/45/1/80.abstract AB