Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleO980 Breast cancer risk and use of levonorgestrel-containing intrauterine devices – Results from a German/Finnish case–control-studyAuthorsVoigt, K.; Dinger, J.; Moehner, S.; Assmann, A.PublicationInternational Journal of Gynecology & Obstetrics, 2009, Vol 107, pS372ISSN0020-7292Publication typeAbstractDOI10.1016/S0020-7292(09)61353-9