TY - GEN AU - Ranstam,J AU - Cook,J A TI - Causal relationship and confounding in statistical models SN - 1365-2168 PY - 2017///0412 KW - Bias KW - Causality KW - Confounding Factors, Epidemiologic KW - Models, Statistical KW - Propensity Score N1 - Publication Type: Journal Article UR - https://doi.org/10.1002/bjs.10241 ER -