RT Journal Article SR Electronic T1 Contraception after childbirth in the UK: beyond the COVID-19 pandemic JF BMJ Sexual & Reproductive Health JO BMJ Sex Reprod Health FD British Medical Journal Publishing Group SP 82 OP 84 DO 10.1136/bmjsrh-2021-201310 VO 48 IS 2 A1 Michelle Cooper A1 Caroline J Free A1 Sharon Cameron YR 2022 UL http://jfprhc.bmj.com/content/48/2/82.abstract AB