It is our policy that the editors of all published journals are responsible to decide which papers submitted to the journals have to be published and the editor is instructed by rules and regulations of the journals' editorial team members limited by some necessary legal requirements in force regarding libel, copyright infringement and plagiarism.

Therefore, all papers, which have been published will remain extant, exact and unaltered. However, there are some rare circumstances where a published paper have to be retracted or even deleted from our website. These kinds of actions only occur under exceptional conditions, such as:

Article Withdrawal: This applies to some papers in online version of our website, which represent new versions of papers and sometimes incorporates some errors, or may have been unintentioanly submitted more than one time. In some rare cases, the papers might represent infringements of professional ethical codes, such as bogus claims of authorship, plagiarism, multiple submission, fraudulent implementation of some information, etc.

Article Retraction: Infringements of some professional ethical codes including dubplicate submission, plagiarism, bogus claims of authorship, fraudulent implementation of some scientific information, etc. Occasionally a retraction will be used to correct errors in submission or publication.

Article Removal: Legal conditions applied to the publisher, copyright holder or author(s).

Article Replacement: Determination of false or inaccurate information or results, which could create a serious health risk.