1. Boston University School of MedicineBoston, Massachusetts
2. Boston University School of Public HealthBoston, Massachusetts
3. University of TorontoToronto, Ontario, Canada
4. Kingston General HospitalKingston, Ontario, Canada
5. Ulm University HospitalUlm, Germany
6. University Hospital of AngersAngers, France
7. Université de SherbrookeSherbrooke, Québec, Canadaand
8. Centre de Recherche du CHU de SherbrookeSherbrooke, Québec, Canada