Preprints are preliminary reports of work that have not been certified by peer review. They should not be relied on to guide clinical practice or health-related behaviour and should not be reported in news media as established information.
A custom search will search multiple preprint servers simultaneously, including researchsquare.com, medrxiv.org, Preprints with The Lancet, semanticscholar.org, biorxiv.org, and outbreaksci.prereview.org.
Search medRxiv/bioRxiv and OSF preprint sites through Google Scholar and sort by date.
Example: (intitle:chloroquine OR intitle:hydroxychloroquine) (source:medrxiv OR source:biorxiv OR source:OSF)
Courtesy of Kelly Farrah at CADTH
Europe PMC has begun indexing the full text of COVID-19 related preprints to make them searchable, alongside peer-reviewed articles. If a preprint has an open-access license, the full text will also be available for programmatic text mining enabling deeper analysis. For more information, visit the About page.