1. MRC Epidemiology Unit, School of Clinical Medicine, University of Cambridge, Cambridge, UK
2. Institute of Applied Health Research, University of Birmingham, Birmingham, UK
3. School of Public and International Affairs, Virginia Polytechnic Institute and State University, Blacksburg, VA, USA
4. Air pollution and Urban Environment, Barcelona Institute for Global Health (ISGlobal), Barcelona, Spain
5. Pompeu Fabra University, Barcelona, Spain
6. Ciber on Epidemiology and Public Health (CIBERESP), Madrid, Spain
7. European Centre for Environment and Health, World Health Organization Regional Office for Europe, Bonn, Germany
8. Sustainable Urban Programme, Finnish Environment Institute SYKE, Helsinki, Finland
9. Systems Research Institute, Polish Academy of Sciences, Warsaw, Poland
10. Mobility Lab, Department of Geography, Faculty of Science and Technology, University of Tartu, Tartu, Estonia
11. Safe Transportation Research and Education Center (SafeTREC), University of California, Berkeley, CA, USA