Hargreaves, J. R., Copas, A. J., Beard, E., Osrin, D., Lewis, J. J., Davey, C., . . . Prost, A. (2015). Five questions to consider before conducting a stepped wedge trial. Trials.
Chicago ZitierstilHargreaves, James R., et al. "Five Questions to Consider Before Conducting a Stepped Wedge Trial." Trials 2015.
MLA ZitierstilHargreaves, James R., et al. "Five Questions to Consider Before Conducting a Stepped Wedge Trial." Trials 2015.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.