TY  - RPRT
TI  - Advanced statistics: statistical methods for analyzing cluster and cluster-randomized data.
AU  - Robert L Wears
PY  - 2002
DO  - 10.1111/j.1553-2712.2002.tb01332.x
UR  - https://pubmed.ncbi.nlm.nih.gov/11927463/
ID  - 11927463
ER  -