An article on "letter to the editor".

A 'Letter to the Editor' is an abbreviated form of communication where 'readers' can express their carefully considered scientific opinion about a recently published article in a journal. It is considered as 'post-publication peer review'. There are certain things that a letter writer and the 'editor' need to keep in mind while writing a 'Letter' for a journal. The 'editor' needs to curate the contents of the 'Letter' and make sure that there are no misinformation shared. The formatting, type, scope and the scientific quality of the 'Letter' depend on the journal that publishes them, and hence, different publications may require their 'letter writers' to present the information that they want in a certain way. The following article reflects an overview of the role of editors and writers, guidelines, scope, and format of the 'Letter to the Editor'. [ABSTRACT FROM AUTHOR]