Optimizing search strategies to identify randomized controlled trials in MEDLINE
Background The Cochrane Highly Sensitive Search Strategy (HSSS), which contains three phases, is widely used to identify Randomized Controlled Trials (RCTs) in MEDLINE. Lefebvre and Clarke suggest that reviewers might consider using four revisions of the HSSS. The objective of this study is to valid...
| Main Authors: | , , |
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| Language: | en |
| Published: |
BioMed Central
2007
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| Online Access: | http://hdl.handle.net/10388/41 |