1. European Centre for Disease Prevention and Control (ECDC), Stockholm, Sweden
2. International Collaboration Unit, Research Center for Zoonosis Control, Hokkaido University, Sapporo, Japan
3. National Virus Reference Laboratory (NVRL), University College Dublin, Dublin, Ireland
4. Centre for Experimental Pathogen Host Research, University College Dublin, Dublin, Ireland on behalf of the All Ireland Infectious Diseases (AIID) Cohort
5. Teagasc Food Research Centre, Moorepark, Fermoy, Ireland on behalf of the Irish Coronavirus Sequencing Consortium (ICSC)
6. Health Service Executive - Health Protection Surveillance Centre (HPSC), Dublin, Ireland
7. Health Directorate, Findel, Luxembourg
8. National Health Laboratory, Dudelange, Luxembourg
9. Istituto Superiore di Sanità, Rome, Italy
10. Directorate of Analysis and Information, Directorate-General of Health, Lisbon, Portugal
11. Bioinformatics Unit, Infectious Diseases Department, National Institute of Health Dr. Ricardo Jorge, Lisbon, Portugal
12. Health Board, Tallinn, Estonia
13. Finnish Institute for Health and Welfare (THL), Department of Health Security, Helsinki, Finland