US Food and Drug Administration documents can provide unpublished evidence relevant to systematic reviews
| Autor: | McDonagh, Marian S. a, ∗, Peterson, Kim a, Balshem, Howard a, Helfand, Mark a, b |
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| Zdroj: | In Journal of Clinical Epidemiology October 2013 66(10):1071-1081 |
| Databáze: | ScienceDirect |
| Externí odkaz: |
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Full Text from ScienceDirect