|Deceased authors: RevMan and Archie guidance||Minor edit to correct the order of the steps in the guidance.|
|Authorship disputes||New section (replace sentence in older version) with link out to relevant COPE resources.|
|Deceased authors||Updated Archie/RevMan guidance on email address format.|
|Criteria for authorship (authors on the by-line)|
Updated section on 'Acknowledgements' to clarify permission must be granted by named individuals and added a link to relevant section of the ICMJE Recommendations for the Conduct, Reporting, Editing, and Publication of Scholarly work in Medical Journals.
|Authors using a group name|
Separated Archie/RevMan guidance from general guidance.
|Change in author affiliation||Added new section on a change to author affiliation.|
|Deceased authors||Updated process for the licence for publication form when author deceased (advised by Publisher): a signed licence is required, but the licence may be submitted by the corresponding author on the others’ behalf (provided he/she had the deceased authors’ agreement and consent to publish in advance of their passing).|