Cochrane Database of Systematic Reviews (Cochrane Reviews)
Database of Abstracts of Reviews of Effects (Other Reviews) Cochrane Central Register of Controlled Trials (Clinical Trials)
Cochrane Methodology Register (Methods Studies)
Health Technology Assessment Database (Technology Assessments)
NHS Economic Evaluation Database (Economic Evaluations)
The Cochrane Collaboration is an international not–for–profit organization, providing up–to–date information about the effects of health care. It aims to help people make well-informed decisions about health care by preparing, maintaining and promoting the accessibility of systematic reviews on the effects of healthcare interventions.

