DMCA

Unbiased causal inference from an observational study: Results of a within-study comparison. Educational Evaluation and Policy Analysis (2009)

Cached

Download Links

by Steffi Pohl , Friedrich-schiller-universität Jena , Peter M. Steiner , Jens Eisermann , Renate Soellner , Freie Universität Berlin , Thomas D. Cook
Citations:4 - 1 self