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Were to find grey literature
Search the grey literature to reduce evidence bias. Go to the resources below for a comprehensive list of resources.
Information about grey literature searching
Selected resources for grey literature
BIOSIS Citation Index This link opens in a new windowLife sciences and biomedical research covering pre-clinical and experimental research, methods and instrumentation, animal studies, and more. Includes Biological Abstracts coverage plus Reports, Reviews & Meetings. and Cited reference searching
CINAHL (Cumulative Index to Nursing & Allied Health Literature) This link opens in a new windowResearch database of nursing and allied health literature. Includes full text.
EMBASE This link opens in a new windowResearch database especially useful for systematic reviews. Search in addition to PubMed or MEDLINE.
APA PsycINFO via Ovid This link opens in a new windowContains citations and abstracts to articles in journals, dissertations, and book chapters in all areas of psychology. Includes indexing of all articles from PscyARTICLES.
Scopus This link opens in a new windowScopus indexes 14,000 journal titles in the scientific, technical, medical and social science literature from the mid-1960's on. Includes selected web sources and 12.7 million patents.
Web of Science Core Collection This link opens in a new windowIncludes Conference Proceedings Citation Index. Subjects covered: basic, life, and social sciences and arts/humanities. Click EDITIONS ALL on the search screen to select specific indexes
Clinical trials registries
ClinicalTrials.gov This link opens in a new windowClinicalTrials.gov is a registry and results database of publicly and privately supported clinical studies of human participants conducted around the world.
International Clinical Trials Registry Platform ICTRP This link opens in a new windowThe Clinical Trials Search Portal provides access to a central database containing the trial registration data sets provided by the registries listed on the right. It also provides links to the full original records.
Drug and device regulations
Drugs@FDA This link opens in a new windowA searchable Web site containing information about approved and tentatively approved prescription, over-the-counter, and discontinued drugs. It includes links to drug approval letters, labels, and review packages.
Devices@FDA This link opens in a new windowDevices@FDA is a catalog of cleared and approved medical device information from fda. it includes links to the device summary information, manufacturer, approval date, user instructions, and other consumer information. Devices@FDA searches the following databases: PMN-510(k) Premarket Notification and PMA-Premarket Approval.