The author(s) are obligated to uphold authorship and copyright principles by including in the author list all individuals who have made a substantial and meaningful contribution to the article and its findings.
A substantial contribution by co-authors includes the following:
Participation in the design and planning of the research, or in the collection, extraction, analysis, or interpretation of data.
Participation in drafting the article or critically reviewing and revising substantive parts of the manuscript prepared for publication.
Final approval of the version of the article to be published in the journal.
Agreement to be accountable for the integrity and accuracy of all aspects of the article and its findings, and to ensure that any questions concerning the accuracy or integrity of any part of the work are appropriately investigated and resolved.