The consent of all authors, as well as related authorities/institutions has been received prior to the submission of the manuscript.
The order of the authors (as to be reflected on the published article) has been established. The adding or deleting of authors once the manuscript has been accepted for publication would have to be accompanied by a signed statement of consent of all authors.
All authors have contributed significantly to the research. Authors are obligated to participate in the peer review process, providing retractions/corrections/amendments when necessary.