| 1 (62) | World Health Organization, Switzerland | CHE |  |
| 2 (95) | Agence Nationale de la Securite Sanitaire de l'Alimentation, de l'Environnement et du Travail * | FRA | |
| 3 (121) | Institut National de la Sante et de la Recherche Medicale * | FRA | |
| 4 (150) | Public Health England | GBR | |
| 5 (164) | Medical Research Council | GBR | |
| 6 (211) | Instituto de Salud Carlos III * | ESP | |
| 7 (298) | National Institute for Public Health and the Environment | NLD | |
| 8 (321) | Centro Nacional de Microbiologia | ESP | |
| 9 (341) | University Medical Center Groningen | NLD | |
| 10 (359) | Istituto Superiore di Sanita | ITA | |
| 11 (368) | Erasmus Medical Center | NLD | |
| 12 (369) | Assistance Publique Hopitaux de Paris * | FRA | |
| 13 (379) | Charite - Universitatsmedizin Berlin * | DEU | |
| 14 (381) | Complejo Hospitalario Regional Reina Sofia | ESP | |
| 15 (392) | Statens Serum Institut | DNK | |
| 16 (410) | Instituto Maimonides de Investigacion Biomedica de Cordoba | ESP | |
| 17 (511) | University Medical Center Utrecht | NLD | |
| 18 (520) | Institut Pasteur de Paris * | FRA | |
| 19 (548) | Leiden University Medical Center | NLD | |
| 20 (577) | Copenhagen University Hospital | DNK | |
| 21 (611) | Radboud University Nijmegen Medical Centre | NLD | |
| 22 (657) | Hospital Clinic i Provincial de Barcelona | ESP | |
| 23 (798) | Centro de Investigacion Biomedica en Red de Epidemiologia y Salud Publica, Madrid | ESP | |
| 24 (831) | Centro de Investigacion Biomedica en Red de Epidemiologia y Salud Publica | ESP | |
| 25 (1011) | Ghent University Hospital | BEL | |
| 26 (1053) | Klinikum Ludwig Maximilians Universitat Munchen | DEU | |
|
