For a journal submission, if the corresponding author suddenly

The corresponding author is the single point of contact between the authors and the publication where the article is submitted In addition to all of the

ContactCorresponding Author Instructions · Make sure there are no typos in the title of the paper, the author information, and the city and country · Author

author As a corresponding author assumes primary responsibility for communication with a journal during the manuscript submission, peer-review, and publication process

authorization 3 Co-first authors · The status of co-first author is traditionally assigned to students or individuals who have conducted the primary research