Digestive Endoscopy (DEN)’s sister journal; DEN Open launched the new submission category named “Letter to the Editor”. Article Publication Fee on “Letter to the Editor” is waived. We look forward to your submissions.

Letter to the Editor

Word Limit: 300 words  (no use of subheaders) 
Authors: Maximum of three authors.
Abstract: No abstract
References: Up to five.
Figures/Tables: No Figures/Tables/Images are acceptable.
Supporting Information: No supporting information is acceptable.
Description: Letters that comment only on Original Articles recently published may be submitted to the Editor. To ensure your response to a published article is timely, please submit your letter as soon as possible after publication of the original paper and the Editors will endeavor to include your letter in the journal. 
The publication fee will be waived.
Author response: All Letters to the Editor will be sent to the author of the original article, who will have 28 days to provide a response to be published alongside the Letter.

※DEN Open Author Guidelines

https://onlinelibrary.wiley.com/page/journal/26924609/homepage/author-guidelines

※DEN Open Submissions

https://mc.manuscriptcentral.com/denop