Inconsistency between direct and indirect comparisons of competing interventions: meta-epidemiological study.
OBJECTIVE: To investigate the agreement between direct and indirect comparisons of competing healthcare interventions. DESIGN: Meta-epidemiological study based on sample of meta-analyses of randomised controlled trials. Data sources Cochrane Database of Systematic Reviews and PubMed. Inclusion crite...
Autors principals: | , , , , , , , , , , |
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Format: | Journal article |
Idioma: | English |
Publicat: |
2011
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