13 April 2021 Early Bird registration opens
6 May 2021 Participation confirmation deadline
6 May 2021 Abstracts updates deadline
1 July 2021 Preliminary programme published online
2 August 2021 Early Bird registration deadline
as of 3 August 2021 Regular registration fee applies
23 August 2021 Final programme published online
6-9 September 2021 ECC 2021 Online
4 November 2021 Regular registration and on-demand access to recorded presentations closes