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Open access is an ongoing publication practice which differs in the way traditional methods of publishing papers to the public get submitted, reviewed, authenticated and finally published. In Open Access publication model neither readers nor a reader’s institution are charged for access to articles or other resources. Users are free to read (by giving proper citation of the original publication), download, copy, distribute, print, search, or link to the full texts of these articles for any non-commercial purpose without requiring a subscription to the journal in which these articles are published.