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J.JCLINEPI.2009.03.001
J.JCLINEPI.2009.03.001
http://dx.doi.org/10.1016/J.JCLINEPI.2009.03.001
A most stubborn bias: no adjustment method fully resolves confounding by indication in observational studies.
P356
Q37461037-053A0C6F-1E59-4F9F-AB9E-B13DC34EB60A
P356
J.JCLINEPI.2009.03.001
http://dx.doi.org/10.1016/J.JCLINEPI.2009.03.001