O’Neill, S., Kreif, N., Grieve, R., Sutton, M., & Sekhon, J. S. (2016). Estimating causal effects: Considering three alternatives to difference-in-differences estimation. Health Serv Outcomes Res Methodol.
Citação norma ChicagoO’Neill, Stephen, Noémi Kreif, Richard Grieve, Matthew Sutton, and Jasjeet S. Sekhon. "Estimating Causal Effects: Considering Three Alternatives to Difference-in-differences Estimation." Health Serv Outcomes Res Methodol 2016.
MLA CitationO’Neill, Stephen, et al. "Estimating Causal Effects: Considering Three Alternatives to Difference-in-differences Estimation." Health Serv Outcomes Res Methodol 2016.
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