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APA Citation
Tadrous, M., Mamdani, M. M., Juurlink, D. N., Krahn, M. D., Lévesque, L. E., & Cadarette, S. M. (2015). performance of the disease risk score in a cohort study with policy-induced selection bias. Journal of comparative effectiveness research, 4, 607–614. http://access.bl.uk/ark:/81055/vdc_100147578971.0x000015