Research Guides: Grey Literature for the Health Sciences: Sources for Grey Literature

Sources for Grey Literature

TRIP Database A search engine to find evidence-based clinical information.
NTIS National Technical Information Service. (NTIS) is an entirely fee-supported agency that promotes U.S. innovation and economic growth by providing information and data services to the public, industry, and other federal agencies. Originally created to serve as the U.S. government’s repository for scientific research and information, it still maintain the world’s most comprehensive collection of U.S.-sponsored research. Search Federal Data Products.
Centre for Reviews and Dissemination University of York, United Kingdom. Provides access to The Database of Abstracts of Reviews of Effects (DARE) and the NHS Economic Evaluation Database (NHS EED) as well as the HTA Database. Searchable for systematic reviews of health/social care interventions, summaries of all Cochrane systematic reviews/protocols (up to March 2015), economic evaluations of health/social care interventions and summaries of completed/ongoing health technology assessments.
OpenGrey System for information on grey literature in Europe. OpenGrey covers Science, Technology, Biomedical Science, Economics, Social Science and Humanities.

ClinicalTrials.gov U.S. National Library of Medicine. A database of privately and publicly funded clinical studies conducted around the world.
UK Clinical Trials Gateway Discover health and social care research that is taking place across the UK. Locate clinical trials and studies in any condition or disease area.
ISRCTN Register International Standard Randomised Controlled Trial Number. A primary clinical trial registry recognised by WHO and ICMJE that accepts all clinical research studies (whether proposed, ongoing or completed), providing content validation and curation and the unique identification number necessary for publication. All study records in the database are freely accessible and searchable.
WHO International Clinical Trials Registry Platform World Health Organization
EU Clinical Trials Register
HSRProj Health Services Research Projects in Progress, National Library of Medicine
All Trials An international initiative to have all past & present clinical trials registered & their full methods & summary results reported.
Open Trials An open, online database of information about the world’s clinical research trials, designed to increase transparency and improve access to research. Funded by the Laura & John Arnold Foundation, the project is a collaboration of Open Knowledge & Dr. Ben Goldacre, an internationally known leader on clinical transparency.
Centerwatch Clinical Trials Online database of industry-sponsored global clinical trials actively seeking study volunteers.
GSK Study Register GlaxoSmithKline. Provides information on GSK Studies. Clinical study search available.

National Guidelines Clearinghouse Resource closed as of July 16, 2018 due to lack of funding. Check back as the Agency for Healthcare Research and Quality is completing a study on how to replace this resource. Updates may be available in August 2019.
NICE Guidance National Institute for Health and Care Excellence, UK.
Scottish Intercollegiate Guidelines Network
Toward Optimized Practice Alberta Medical Association, Canada
NHMRC, Health Advice Topical Guidelines National Health and Medical Research Council, Australia. Provides access to topical health-related guidelines. Browse capability only.
ICSI Guidelines Institute for Clinical Systems Improvement. Evidence-based clinical practice guidelines to improve patient care.
GIN International Guidelines Library Guidelines International Network
World Health Organization Global Guidelines
AIDSInfo Clinical Guidelines U.S. Department of Health and Human Services

Also search professional health sciences, nursing and medical associations for professional guidelines or statements.

National Center of Health Statistics CDC, US
HealthData.gov U.S. Department of Health and Human Services
Center for Disease Control Data and Statistics
FastStats CDC, US
Data.gov Open data resource for U.S. government data.
National Healthcare Quality and Disparities Reports AHRQ, US
Health and Medical Care Archive Data Archive of the Robert Wood Johnson Foundation
HCUPnet Healthcare Cost and Utilization Project, AHRQ, US
Canadian Institute for Health Information Access to data and reports.
Health Services and Sciences Research Resources NLM, US
Database of Online Health Statistics Institute of Health Economics, Alberta, Canada. Searches internationally.
Consumer Assessment of Healthcare Providers and Systems AHRQ, US
Global Health Observatory World Health Organization

Virginia Henderson Global Nursing e-Repository
OAIster Open Archives Initiative
OpenDOAR Directory of Open Access Repositories
ROAR Registry of Open Access Repositories
SHERPA Search (UK) Securing a Hybrid Environment for Research Preservation and Access
VHL Virtual Health Library

Also check large universities/institutions for access to institutional repositories.

Drugs@FDA MedWatch FDA, US
Drug Databases FDA, US
Medical Device Databases FDA, US
Advisory Committees FDA, US
Canadian Agency for Drugs and Technology in Health
European Medicines Agency
Drug Assessments Drugs Assessment Working Group, Therapeutics Initiative, Canada
DERP Drug Effectiveness Review Project