Systematic reviews

Cochrane Library
Evidence-based medicinal research on the effectiveness of healthcare treatments and interventions. It provides objective information on the latest medical treatments and is designed to facilitate the choices that doctors, patients, policy makers and others face in health care.

Epistemonikos
Epistemonikos is a collaborative, multilingual database of systematic reviews relevant for health-decision making. The database is maintained by systematically searching electronic databases and other sources for relevant systematic reviews and overviews of reviews.

PEDro
Randomised trials, systematic reviews and clinical practice guidelines in physiotherapy.