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Q35248319-28321B68-2233-4737-B75C-09FE6CF7222A
Q35248319-28321B68-2233-4737-B75C-09FE6CF7222A
BestRank
Statement
http://www.wikidata.org/entity/statement/Q35248319-28321B68-2233-4737-B75C-09FE6CF7222A
When is informed consent required in cluster randomized trials in health research?
P2860
Q35248319-28321B68-2233-4737-B75C-09FE6CF7222A
BestRank
Statement
http://www.wikidata.org/entity/statement/Q35248319-28321B68-2233-4737-B75C-09FE6CF7222A
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f4d4ab30eadc5b60595bb89343f8cfc54ff6a181
P2860
Evidence for risk of bias in cluster randomised trials: review of recent trials published in three general medical journals.