可以努力通过发布者联系作者C,采用独立步骤来尝试和联系作者C(例如,通过社交媒体)。The editor may wish to consider verifying the corresponding author’s version of events in case there are other reasons why the corresponding author may not be contacting author C. The editor may wish to contact the research department or institution and ask if they can confirm the details of what has happened.