Citação norma APA

Hemming, K., Girling, A. J., Sitch, A. J., Marsh, J., & Lilford, R. J. (2017). Erratum to: Sample size calculations for cluster randomised controlled trials with a fixed number of clusters. BMC Med Res Methodol.

Citação norma Chicago

Hemming, Karla, Alan J. Girling, Alice J. Sitch, Jennifer Marsh, and Richard J. Lilford. "Erratum To: Sample Size Calculations for Cluster Randomised Controlled Trials With a Fixed Number of Clusters." BMC Med Res Methodol 2017.

Citação norma MLA

Hemming, Karla, et al. "Erratum To: Sample Size Calculations for Cluster Randomised Controlled Trials With a Fixed Number of Clusters." BMC Med Res Methodol 2017.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.