"A systematic review summarises the results of available carefully designed healthcare studies (controlled trials) and provides a high level of evidence on the effectiveness of healthcare interventions. Judgments may be made about the evidence and inform recommendations for healthcare." Cochrane Consumer Network.
Full-text subset of PubMed. PMC contains more than 6 million full-text records, spanning several centuries of biomedical and life science research (late 1700s to present). Content is added to the archive through journal and publisher program deposit, author manuscript deposit, and digitization projects.