JMPCC is committed to the highest standards of publication ethics and follows the COPE Core Practices and flowcharts, the ICMJE Recommendations, and the Principles of Transparency and Best Practice in Scholarly Publishing.

Duties of authors

•     Submit original work; report data honestly and completely; never fabricate, falsify or selectively report data or images.

•     Cite sources properly; avoid plagiarism, text recycling and redundant publication — including publishing the same patient or case in more than one journal.

•     Include only qualifying authors; acknowledge all other contributors.

•     Disclose all funding and competing interests, including relationships with drug and device companies.

•     Obtain ethics approval and valid consent, and protect patient privacy.

•     Register trials and follow reporting guidelines.

•     Provide raw data if requested, and notify the journal of errors after publication.

•     Never use paper mills, purchased authorship, fake reviewers or citation manipulation.

Duties of reviewers

•     Give objective, constructive and timely reviews within their expertise.

•     Keep manuscripts confidential and do not use unpublished information.

•     Declare competing interests and decline where they exist.

•     Report ethical concerns to the editor, including doubts about patient consent.

Duties of editors

•     Decide on manuscripts based only on scientific merit, validity, clinical relevance and ethics.

•     Evaluate manuscripts without regard to authors’ gender, religion, ethnicity, nationality, institution, seniority or political views.

•     Ensure fair double-blind review and confidentiality.

•     Manage competing interests, including their own submissions.

•     Investigate complaints and allegations under COPE guidance and publish corrections, expressions of concern or retractions as needed.

Duties of the publisher

•     Guarantee editorial independence.

•     Publish accurate information on fees, policies, ownership and indexing.

•     Ensure permanent access through digital preservation.

•     Support editors in handling ethical issues.