One of your responsibilities as a journal editor is to ensure, as far as is possible, that articles accepted for publication adhere to ethical standards in terms of the research conducted and the reporting of the research within the written article.
To find out more about specific types of misconduct, please consult Section 3 of our Best Practice Guidelines on Publishing Ethics, which covers Research Integrity.
If you have concerns contact your publisher, who can provide legal support if necessary. Resources for editors, including guidelines and training materials, are also available from the Committee on Publication Ethics
Misconduct in the article itself comes in two forms:
Information for authors about making a complaint about a retraction or related issue is available in the Retractions and Expressions of Concern section of our Ethics Guidelines.