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APA Citation
Sigurdsson, J. A., Getz, L., Sjönell, G., Vainiomäki, P., & Brodersen, J. (2013). marginal public health gain of screening for colorectal cancer: modelling study, based on WHO and national databases in the Nordic countries. Journal of evaluation in clinical practice, 19(2), 400–407. http://access.bl.uk/ark:/81055/vdc_100038777115.0x000001