Ouyang, Y., Karim, M. E., Gustafson, P., Field, T. S., & Wong, H. (2020). Explaining the variation in the attained power of a stepped-wedge trial with unequal cluster sizes. BMC Med Res Methodol.
Citação norma ChicagoOuyang, Yongdong, Mohammad Ehsanul Karim, Paul Gustafson, Thalia S. Field, and Hubert Wong. "Explaining the Variation in the Attained Power of a Stepped-wedge Trial With Unequal Cluster Sizes." BMC Med Res Methodol 2020.
Citação norma MLAOuyang, Yongdong, et al. "Explaining the Variation in the Attained Power of a Stepped-wedge Trial With Unequal Cluster Sizes." BMC Med Res Methodol 2020.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.