Use this checklist before submitting to reduce avoidable delays and ensure that the manuscript and supporting files are ready for editorial assessment.

Fit, originality and author approval

• The manuscript addresses the Aims & Scope and identifies its article type and scholarly contribution.
• The work is not under consideration elsewhere, and related publications, preprints and reports are disclosed.
• All authors approve the submitted version, authorship order and corresponding author.
• Author contributions and any relevant changes in authorship are documented.

Files and presentation

• A separate title page contains author names, affiliations and correspondence details.
• The review manuscript is anonymized, including acknowledgements, comments, tracked changes and file properties.
• The abstract, keywords, references, tables, captions and supplements are complete and consistent.
• Every cited source can be identified; permissions and credit lines are supplied for third-party material.
• The cover letter explains scope fit and identifies matters requiring confidential editorial consideration.

Ethics, evidence and disclosures

• Research design, source selection, analysis and limitations are reported adequately.
• Ethical review, consent or an applicable exemption is explained where relevant.
• Files have been checked for personal identifiers, confidential records and foreseeable identification risks.
• Funding, sponsor roles, competing interests and author contributions are declared.
• A data and materials availability statement identifies accessible materials or explains restrictions.
• Material AI use is disclosed, and sources, quotations, analyses and outputs have been checked by the authors.

Charges and submission

Authors should understand the USD 400 APC per accepted article, the waiver request procedure and the author-retained copyright and CC BY 4.0 publication licence. No submission or peer-review fee is charged.

Submit through the official submission page. Enter the metadata accurately and upload the correct versions. If a confidential concern cannot be described safely in a file, contact the Editorial Office before transmitting the underlying material.

Updated 5 October 2026 · Questions: JPOII Editorial Office