(2005). Reader's guide to critical appraisal of cohort studies: 1. Role and design. BMJ Publishing Group Ltd.
Citação norma ChicagoReader's Guide to Critical Appraisal of Cohort Studies: 1. Role and Design. BMJ Publishing Group Ltd, 2005.
MLA CitationReader's Guide to Critical Appraisal of Cohort Studies: 1. Role and Design. BMJ Publishing Group Ltd, 2005.
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