Dyfyniad APA

Hughes, R. A., Davies, N. M., Davey Smith, G., & Tilling, K. (2019). Selection Bias When Estimating Average Treatment Effects Using One-sample Instrumental Variable Analysis. Epidemiology.

Dyfyniad Arddull Chicago

Hughes, Rachael A., Neil M. Davies, George Davey Smith, and Kate Tilling. "Selection Bias When Estimating Average Treatment Effects Using One-sample Instrumental Variable Analysis." Epidemiology 2019.

Dyfyniad MLA

Hughes, Rachael A., Neil M. Davies, George Davey Smith, and Kate Tilling. "Selection Bias When Estimating Average Treatment Effects Using One-sample Instrumental Variable Analysis." Epidemiology 2019.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.