Cochrane Database of Systematic Reviews · 2013 · 12 citations · 11 references
Public HealthHealth SciencesClinical EpidemiologyEpidemiologic MethodsEpidemiologyData ExtractionLiterature SearchingObservational StudiesScientific EvidenceStudy DesignStudy SelectionObservational Study EvidencePubmed SearchSearch StrategiesStudy RetrievalSystematic Review Retrieval
This is a protocol for a Cochrane Review (Methodology). The objectives are as follows: To assess the sensitivity and precision of methodological search filters for the detection of observational studies in MEDLINE and EMBASE.
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Importance of Observational Studies in Clinical Practice
Robert J. Ligthelm, Janusz Gumprecht, Ryuzo Kawamori et al. · Clinical Therapeutics · 2007 · 189 citations