Williamson, E. J., Forbes, A., & White, I. R. (2014). Variance reduction in randomised trials by inverse probability weighting using the propensity score. Stat Med.
Citação norma ChicagoWilliamson, Elizabeth J., Andrew Forbes, and Ian R. White. "Variance Reduction in Randomised Trials By Inverse Probability Weighting Using the Propensity Score." Stat Med 2014.
Citação norma MLAWilliamson, Elizabeth J., Andrew Forbes, and Ian R. White. "Variance Reduction in Randomised Trials By Inverse Probability Weighting Using the Propensity Score." Stat Med 2014.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.