TY - RPRT TI - Modelling multivariate outcomes in hierarchical data, with application to cluster randomised trials. AU - Rebecca M Turner AU - Rumana Z Omar AU - Simon G Thompson PY - 2006 DO - 10.1002/bimj.200310147 UR - https://pubmed.ncbi.nlm.nih.gov/16845899/ ID - 16845899 ER -