[1] Queens Univ Belfast, WHO Collaborating Ctr Complex Syst & Network Sci N, Ctr Publ Hlth, Belfast BT12 6BJ, North Ireland
[2] Special Initiat Noncommunicable Dis & Innovat, Copenhagen, Denmark
[3] WHO European Ctr Environm & Hlth, Copenhagen, Denmark
[4] WHO Reg Off Europe, Copenhagen, Denmark
[5] London Sch Hyg & Trop Med, Ctr Climate Change & Hlth, London, England
[6] York Univ, Sch Global Hlth, Global Food Syst & Policy Res, York, England