1. National Institute for Public Health and the Environment (RIVM); Bilthoven The Netherlands
2. P95 Pharmacovigilance and Epidemiology Services; Leuven Belgium
3. University of Basel Children's Hospital; Basel Switzerland
4. Brighton Collaboration Foundation; Basel Switzerland
5. GlaxoSmithKline Vaccines; Rixenart Belgium
6. Department Public Health; Institute of Tropical Medicine; Antwerp Belgium
7. VACCINE.GRID Foundation; Basel Switzerland