Grey Literature

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Evidence-based medicine A body of publications produced by government, academia, or business and industry, in print and/or electronic forms, which is not published in easily accessible journals and may not appear in databases or through web searches
Examples Conference proceedings, abstracts of the research presented at conferences, unpublished theses, dissertations, government reports, technical reports, standards and specifications, translations, or other types of documentation.
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However, individuals seeking to really understand the debate and assess for themselves the reliability of particular arguments or data may be frustrated by the great reliance placed on the grey literature and on web sites, some of which are no longer available.
Because it focuses on content outside the peer-review system, it indexes materials before they appear in published journals and provides a single repository for grey literature from many places.
We attempted to include the grey literature in our search given the fact that the published scientific research from the region was sparse.
In academia there is an understanding that grey literature is not the culmination of scientific insight of a skeletal assemblage; however, there is often a lack of understanding regarding the quality and cohesion of such primary records (Mays et al.
There are three types of published literature: grey literature (non-conventional, fugitive, and sometimes ephemeral publications), non-peer-reviewed (or non-scholarly) publications, and peer-reviewed (or scholarly) articles.
The search for grey literature was to ensure that unpublished research on the topic was consulted.
It seeks to consolidate and expose grey literature but not to engage in problematizing the findings, which seems a waste of such rich data.
For chemistry, open sources include several journals, patents, repositories such as PubChem, and an emerging host of grey literature, including blogs, websites, and other self-publishing endeavors.
Researchers searched and screened traditional and grey literature databases, including PsycInfo, ERIC, Digital Dissertations, as well as several conference websites, and national study repositories.
Part of the gap relates to the grey literature problem as much as to the standard of the archaeological reports produced for the sites.
But from the developing world only grey literature (i.
A literature search was conducted using PubMed, CINAHL, MEDLINE, Vlex and another specific databases as well as grey literature and less specific search engines.