Who should make the declaration?
The corresponding author is expected to obtain the relevant information from all co-authors How should the declaration be made? This journal requires declaration of any Conflict of Interest upon submission. This information will be available to the Editors. If your manuscript is published, this information will be communicated in a statement in the published paper. Depending on the journal, you may also be asked to submit signed Conflict of Interest form(s) if your article is accepted for publication. In both cases the corresponding author has to be in a position to report for all co-authors.