Article Takedown/Update Request

This is an update request for the document Treatment Effects in the Presence of Unmeasured Confounding: Dealing With Observations in the Tails of the Propensity Score Distribution—A Simulation Study by Kenneth J. Rothman, Jerry Avorn and Robert J. Glynn

Your paper was deposited in CiteSeerX and appears online at http://aje.oxfordjournals.org/content/early/2010/08/17/aje.kwq198.full.pdf
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