RT Journal Article SR Electronic T1 Treatment of perimenopausal menorrhagia with Implanon® JF Journal of Family Planning and Reproductive Health Care JO J Fam Plann Reprod Health Care FD British Medical Journal Publishing Group SP 274 OP 274 DO 10.1783/147118908786000325 VO 34 IS 4 A1 Liz Grant YR 2008 UL http://jfprhc.bmj.com/content/34/4/274.5.abstract AB