RT Journal Article SR Electronic T1 Climate change and contraception JF BMJ Sexual & Reproductive Health JO BMJ Sex Reprod Health FD British Medical Journal Publishing Group SP 233 OP 235 DO 10.1136/bmjsrh-2019-200399 VO 45 IS 4 A1 Bongaarts, John A1 Sitruk-Ware, Regine YR 2019 UL http://jfprhc.bmj.com/content/45/4/233.abstract AB