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Volume 57, Issue 12 , Pages 1223-1231, December 2004
Volume 57, Issue 12 , Pages 1223-1231, December 2004
Methods to assess intended effects of drug treatment in observational studies are reviewed
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PII: S0895-4356(04)00163-5
doi:10.1016/j.jclinepi.2004.03.011
© 2004 Elsevier Inc. All rights reserved.
« PreviousNext »Journal of Clinical Epidemiology
Volume 57, Issue 12 , Pages 1223-1231, December 2004
Volume 57, Issue 12 , Pages 1223-1231, December 2004
