academic article

• Analytic Bounds on Causal Risk Differences in Directed Acyclic Graphs Involving Three Observed Binary Variables..  Journal of statistical planning and inference.  139:3473-3487. 2009
• The mediation proportion..  Epidemiology (Cambridge, Mass.).  16:-. 2005
• Bounding causal effects under uncontrolled confounding using counterfactuals..  Epidemiology (Cambridge, Mass.).  16:548-55. 2005
• Improved estimation of controlled direct effects in the presence of unmeasured confounding of intermediate variables..  Statistics in medicine.  24:1683-702. 2005
• A further critique of the analytic strategy of adjusting for covariates to identify biologic mediation..  Epidemiologic perspectives & innovations : EP+I.  1:-. 2004