COPE's guidance, as a flowchart, on what to do if you suspect redundant (duplicate) publication in a submitted manuscript.
Key points
- The instructions to authors should state the journal’s policy on redundant publication.
- It may be helpful to request the institution’s policy.
- Ask authors to verify that their manuscript is original and has not been published elsewhere.
- International Committee of Medical Journal Editors (ICMJE) advises that translations are acceptable but MUST reference the original.
Related resources
Core practices:
About this resource
Cite this as
COPE Council. COPE Flowcharts and infographics — Redundant (duplicate) publication in a submitted manuscript — English.
https://doi.org/10.24318/cope.2019.2.12
©2021 Committee on Publication Ethics (CC BY-NC-ND 4.0)
https://publicationethics.org
Version history
Version 2: November 2015. Redesigned May 2021.
Version 1: 2006.
Full page history
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4 January 2022
Made citation visible.
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24 July 2021
Redesigned flowchart published, new page alias, updated citation information.
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12 February 2021
Changed title to match All Flowcharts PDF
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11 February 2021
Sabah title
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4 November 2020
Classification updated