1 WHO Collaborating Centre for Complex Systems and Network Science for NCD Prevention and Control, Centre for Public Health, Queen's University Belfast, Belfast BT12 6BJ, UK. Electronic address: ruth.hunter@qub.ac.uk.
2 WHO Collaborating Centre for Complex Systems and Network Science for NCD Prevention and Control, Centre for Public Health, Queen's University Belfast, Belfast BT12 6BJ, UK.
3 Special Initiative on Noncommunicable Diseases and Innovation.
4 Centre on Climate Change and Health, London School of Hygiene and Tropical Medicine, London, UK.
5 Global Food System and Policy Research, School of Global Health, York University, York, UK.
6 WHO European Centre for Environment and Health, Copenhagen, Denmark.
7 WHO Regional Office for Europe, Copenhagen, Denmark.