Reader's guide to critical appraisal of cohort studies: 1. Role and design
AUTOR(ES)
Gurwitz, Jerry H
FONTE
BMJ Publishing Group Ltd.
RESUMO
Cohort studies can provide valuable information unavailable from randomised trials, but readers need to be alert to possible flaws
ACESSO AO ARTIGO
http://www.pubmedcentral.nih.gov/articlerender.fcgi?artid=556167Documentos Relacionados
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