Open Access Policy
The contents of Journal, such as text, graphics, images and other content are protected by copyright. IJPI Articles can be shared under a Creative Commons CC-BY 4.0 license, which means: • Attribution — You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use. • NonCommercial — You may not use the material for commercial purposes. • NoDerivatives — If you remix, transform, or build upon the material, you may not distribute the modified material. IJPI self-archiving policy establishes that authors can archive publisher’s version/PDF in any repository.