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. 1998 Feb 14;316(7130):549. doi: 10.1136/bmj.316.7130.549
Sample size in cluster randomisation.
S M Kerry
1, J M Bland
1
S M Kerry
1Division of General Practice and Primary Care, St George's Hospital Medical School, London.
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J M Bland
1Division of General Practice and Primary Care, St George's Hospital Medical School, London.
Find articles by J M Bland
1Division of General Practice and Primary Care, St George's Hospital Medical School, London.
PMCID: PMC2665662 PMID: 9501723