1 School of Public Health, Institute of Medicine, Sahlgrenska Academy at University of Gothenburg, Gothenburg, Sweden.
2 Department of Research and Development, Region Halland, Halmstad, Sweden.
3 UK Small Area Health Statistics Unit (SAHSU), Department of Epidemiology and Biostatistics, School of Public Health, Imperial College London, London, UK.
4 Regional Cancer Centre South, Lund, Sweden.
5 MRC Centre for Environment & Health, School of Public Health, Imperial College London, London, UK.
6 National Institute for Health Research Health Protection Research Unit (NIHR HPRU) in Environmental Exposures and Health, Imperial College London, London, UK.