%0 Journal Article %A Sarah C Woodhall %A Catherine M Lowndes %A Rachel Craig %A Jennifer S Mindell %A Dame Jane Anderson %A Kate A Guthrie %A Dame Anne M Johnson %A Anthony Nardone %T Increased body mass index and reduced efficacy of oral emergency contraception: how many women might be affected? %D 2016 %R 10.1136/jfprhc-2016-101464 %J Journal of Family Planning and Reproductive Health Care %P 234-235 %V 42 %N 3 %U https://srh.bmj.com/content/familyplanning/42/3/234.full.pdf