1. Sociology Department, Stockholm University , Frescativägen, Stockholm 114 19 , Sweden
2. School of Geography and the Environment, Oxford University Centre for the Environment, University of Oxford , South Parks Road, Oxford, OX1 3QY , UK
3. Institute of Health Informatics, University College London , 222 Euston Road London, NW1 2DA , UK
4. The Institute for Health Metrics and Evaluation, Hans Rosling Center for Population Health , 3980 15th Ave NE, Seattle WA 98195 , United States