1. MRC Epidemiology Unit, Global Diet and Activity Research Group and Network, University of Cambridge, Cambridge, UK
2. Department of Regional and Urban Planning, University of Lagos, Lagos, Nigeria
3. Center for Housing and Sustainable Development, University of Lagos, Lagos, Nigeria
4. The Centre for Analytics and Behavioural Change NPC, and the Graduate School of Business, University of Cape Town, Cape Town, South Africa
5. Health of Populations in Transition Research Group (HoPiT), University of Yaoundé I, Yaoundé, Cameroon
6. Air Quality Monitoring Research Group, University of Lagos Department of Chemistry, Lagos, Nigeria
7. Yusuf Hamied Department of Chemistry, University of Cambridge, Cambridge, UK