All papers submitted to PETK are subject to a double-blind peer-reviewing process. The editorial decision on each manuscript is according to initial editor processing and refereeing by expert reviewers. Review times usually differ according to the subject area of the manuscript. Each manuscript submitted to PETK should has original contribution, and PETK not be under consideration to publish in another journal, nor has been previously published, in part or whole. The following figure displays the manuscript review process diagram in PETK: