1. MRC-HPA Centre for Environment and Health, King’s College London, United Kingdom
2. MRC-HPA Centre for Environment and Health, St Georges, University of London, United Kingdom
3. Dalhousie University, Halifax, Nova Scotia, Canada
4. University of British Columbia, Vancouver, British Columbia, Canada
5. University of Auckland, Auckland, New Zealand
6. European Commission, Joint Research Centre, Ispra, Italy
7. International Institute for Applied Systems Analysis, Laxenburg, Austria
8. Institute of Risk Assessment Sciences and Julius Center for Health Sciences and Primary Care, Utrecht, the Netherlands
9. Health Effects Institute, Boston, Massachusetts, USA
10. The Chinese University of Hong Kong, Hong Kong, People’s Republic of China
11. Goddard Earth Sciences Technology and Research, Universities Space Research Association, Columbia, Maryland, USA
12. NASA Goddard Space Flight Center, Greenbelt, Maryland, USA
13. Harvard-Smithsonian Center for Astrophysics, Cambridge, Massachusetts, USA