Erratum to: Sample size calculations for cluster randomised controlled trials with a fixed number of clusters

• Karla Hemming,
• Alan J Girling,
• Alice J Sitch,
• Jennifer Marsh,
• Richard J Lilford

Affiliations

Karla Hemming

Department of Public Health, Epidemiology and Biostatistics, University of Birmingham

Alan J Girling

Department of Public Health, Epidemiology and Biostatistics, University of Birmingham

Alice J Sitch

Department of Public Health, Epidemiology and Biostatistics, University of Birmingham

Jennifer Marsh

Department of Public Health, Epidemiology and Biostatistics, University of Birmingham

Richard J Lilford

Department of Public Health, Epidemiology and Biostatistics, University of Birmingham