PNG Publications retains the copyright for your article; consequently, you are free to post ONLY abstract and citation information without restrictions. You may distribute your article for professional use but may not use it for: (1) resale, (2) publication in other media, (3) use for mass distribution by businesses, corporations, or companies, (4) mass reproduction and distribution, (5) selling or licensing copies, or (6) posting on third-party websites such as ResearchGate, repositories, personal websites, or organizational websites.

However, if you purchased the Open Access option, you retain the copyright for your article and may self-archive the fully edited copy; therefore, you can use manuscript as you wish.