Observational studies empirical evidence of their contributions to comparative effectiveness reviews
INTRODUCTION: Although observational studies are increasingly being used to address gaps in the evidence from randomized controlled trials, the effect they have on the results and conclusions of systematic reviews is unclear. Our objectives were to evaluate: (1) how often observational studies are s...
| Main Authors: | , , |
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| Corporate Author: | |
| Format: | eBook |
| Language: | English |
| Published: |
Rockville, MD
Agency for Healthcare Research and Quality, U.S. Department of Health and Human Services
2013, December 2013
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| Series: | Research white paper
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| Subjects: | |
| Online Access: | |
| Collection: | National Center for Biotechnology Information - Collection details see MPG.ReNa |
Table of Contents:
- Includes bibliographical references