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Källberg, H., Ahlbom, A. & Alfredsson, L. Calculating measures of biological interaction using R. Eur J Epidemiol 21, 571–573 (2006). https://doi.org/10.1007/s10654-006-9037-6
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DOI: https://doi.org/10.1007/s10654-006-9037-6