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Grey Literature

for Health Information Science and Health Sciences

What is Gray Literature?

"Information produced on all levels of government, academia, business and industry in electronic and print formats not controlled by commercial publishing i.e., where publishing is not the primary activity of the producing body"  -ICGL Luxembourg definition, 1997- Expanded in New York, 2004

"Gray literature...refers to informally published written material (such as reports) that may be difficult to trace via conventional channels such as published journals and monographs because it is not published commercially or is not widely accessible." - Wikipedia definition of "grey/gray literature"

Types of grey literature include web 2.0 communication channels, ePrints, preprints, post prints, email, texts, listserv archives, wiki articles, images, theses, dissertations, conference proceedings and abstracts, clinical trials and practice guidelines, technical reports, standards, patents, newsletters, videos, etc.

General Gray Literature Resources