We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleCalculating measures of biological interaction.AuthorsAndersson T; Alfredsson L; Källberg H; Zdravkovic S; Ahlbom APublicationEuropean journal of epidemiology, 2005, Vol 20, Issue 7, p575ISSN0393-2990Publication typearticleDOI10.1007/s10654-005-7835-x