Sample size calculations for cluster randomised trials: reconciling variance components in generalised linear mixed models with marginal intracluster correlations
Authors
Forbes, A; Hughes, JP; Kasza, J; Hooper, RURI
https://trialsjournal.biomedcentral.com/track/pdf/10.1186/s13063-017-1902-yhttp://qmro.qmul.ac.uk/xmlui/handle/123456789/49397