Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleResponse to comments by Kalager et al. and Zahl et al.AuthorsFalk, Ragnhild Sørum; Hofvind, Solveig; Skaane, Per; Haldorsen, TorPublicationInternational Journal of Cancer, 2013, Vol 133, Issue 11, p2756ISSN0020-7136Publication typeArticleDOI10.1002/ijc.28247