1. National Research Council Padua Italy
2. University of Padua, Padua, and Ospedale Riabilitativo di Alta Specializzazione Motta di Livenza Treviso Italy
3. University of Padua Padua Italy
4. University of Southampton and Southampton General Hospital Southampton UK
5. University of Southampton and Southampton General Hospital, Southampton, and Portsmouth Hospitals NHS Trust Portsmouth UK
6. Amsterdam UMC Amsterdam Public Health Research Institute, and VU University Medical Center Amsterdam The Netherlands
7. Vrije Universiteit Amsterdam Amsterdam The Netherlands
8. University of Ulm Ulm Germany
9. Universidad Autonoma de Madrid Madrid Spain
10. Karolinska Institutet Stockholm Sweden