Your Guide to Submission

The DDW 2020 ePosters and ePapers site opened on Saturday, May 2, 2020, and features full-text abstracts, available free of charge to the public. Presenting authors may submit an electronic presentation that will be posted alongside the abstract on the site. The deadline to submit a presentation is June 30, 2020.

ePosters and ePapers Submitter Information

  • Although submission is not required, we hope you will take advantage of this opportunity to share your presentation with the GI community.
  • Authors can include audio narration and video with their presentations.
  • Authors can take advantage of the ePosters and ePapers site forum tools to interact with, and answer questions from, fellow presenters and the public.
  • There is no charge to submit a presentation.

  • All abstract presenters were sent an email message from on Friday, April 17 with a link to the submission site and login information.
  • Authors are encouraged to submit their presentations by Friday, May 1 to coincide with the public opening of the ePosters and ePapers site on Saturday, May 2.
  • Presentations will be accepted through Tuesday, June 30, 2020.
  • For assistance logging into and using the submission site, view this tutorial.

General Information
ePoster authors have the option of uploading a multi-slide presentation or a file consisting of a single slide (i.e., a poster file). Multi-slide presentations are limited to 10 slides. Audio files should not exceed 5 minutes in length.

ePaper authors may upload multi-slide presentations of up to 30 slides. Corresponding audio files are limited to 15 minutes in length.

All authors are required to review and approve PDF and Flash conversions of your presentation file online after your initial upload. Presentations are not considered fully submitted until your final approval is received.

File Types
The following file types are accepted:

  • PowerPoint (ppt/ppx)

  • Adobe PDF

  • Word (doc/docx)

  • Single screen image files (BMP/GIF/PNG/JPEG)

The file name cannot include special characters (e.g., £, à, ñ, °) or other non-English character formats.

Files must be under 25 MB in size.

Please do not protect the file. After your file is uploaded to the submission site, it will then be converted to a protected PDF to secure your content.

Multi-Slide Presentations

  • Please be sure to include a title slide.

  • The second slide of your presentation should include relevant disclosures.

  • ePaper presentations are limited to 30 slides. ePoster presentations are limited to 10 slides.

  • All uploaded files will be converted to a secure PDF. Accordingly, slide transitions, animations and embedded videos will not transfer.

Audio Narration

  • After you submit and approve your presentation file, you will have the opportunity to either upload an audio file or record audio narration through the submission site.

  • You are encouraged to use the recording option on the submission site. Audio recorded with this tool will synchronize directly to your slides.

  • If you elect to upload a separate audio file, the audio will not be synchronized to your slides.

  • ePaper presentation audio is limited to 15 minutes. ePoster presentation audio is limited to 5 minutes.

  • Full instructions on using the recording tool are available on the submission site.


  • After you submit and approve your presentation file, you will have the opportunity to upload a media file to add to your presentation.

  • Acceptable formats include aac, ac3, asf, avi, divx, flv, m1v, m2p, m2v, m4v, mov, moov, mpa,mpg, mpeg, ogm, omf, qt, rm, swf, vob, or wmv formats.

  • We regret that we are not able to extract video files from PowerPoint decks.

  • Video files are limited to 50 MB in size.

  • The DDW 2020 ePosters and ePapers site will open on May 2 and will remain open indefinitely for you to use at your convenience.
  • Abstracts and their presentations will be released at 9:30 a.m. CDT on the day of their originally scheduled presentation. All abstracts remain under embargo until their release date and time.

Contact the DDW Program Team with questions about submitting your presentation.

Video Tutorials

“The sponsoring societies invite you to submit an abstract for presentation at DDW 2020. This video playlist provides a step-by-step guide on how to submit an abstract, complete disclosures, print a receipt and much more. The deadline for all submissions is Sunday, Dec. 1 at 9 p.m. EST.”

Grace Elta, MD, AGAF, FASGE, DDW Council Chair

Abstract Submission Resources

3 Golden Rules for Writing a Good Abstract

Guest author Chung Sang Tse, MD, outlines her three golden rules for writing a good abstract.

Abstract Submission Tip: Creating High-Quality Figures

Learn how to create high-quality figures from guest author Kira L. Newman, MD, PhD, on DDW News.

Advice for Abstract Submission

Read guest author Dr. Richard Peek’s advice on how to write a good abstract for DDW 2020 on DDW News.