Oops, you're using an old version of your browser so some of the features on this page may not be displaying properly.

MINIMAL Requirements: Google Chrome 24+, Mozilla Firefox 20+, Internet Explorer 11, Opera 15–18, Apple Safari 7, SeaMonkey 2.15-2.23

ESMO Immuno-Oncology Congress 2025: Abstracts

The abstract submission will open soon!

Abstract submission deadlines

Deadline	Date and time
Abstracts Trial in Progress Intent to submit LBA	30 September 2025, 21:00hrs CEST (CEST = Central European Summer Time)
Late-breaking abstracts (LBA)	4 November 2025, 21:00hrs CET (CET = Central European Time) A skeleton indicating the type of data that will be available by the late-breaking abstract deadline must be submitted online by the regular abstract deadline on 30 September 2025.

Deadline

Date and time

Abstracts

Trial in Progress

Intent to submit LBA

30 September 2025, 21:00hrs CEST

(CEST = Central European Summer Time)

Late-breaking abstracts (LBA)

4 November 2025, 21:00hrs CET

(CET = Central European Time)

A skeleton indicating the type of data that will be available by the late-breaking abstract deadline must be submitted online by the regular abstract deadline on 30 September 2025.

Full abstract instructions and regulations will be available by July 2025.