Avoid writing “Dear Editor.” Avoid using the name of the editor of the journal that you submitted to on your first try.
Therefore, you must subtly articulate how your paper will provide important information that will be referenced by other researchers in the next few years.
Vivian Siegel stressed the following lessons on interacting with professional biomedical journal editors.
The purpose of the cover letter is to explain – politely – what you are submitting and why.
State the title and length of your manuscript and indicate the number of tables and figures.