1. Division of Epidemiology and Biostatistics, University of Illinois at Chicago, Chicago, Illinois, USA
2. Centre for Integrated Register-based Research (CIRRAU), Aarhus University, Aarhus, Denmark
3. National Centre for Register-Based Research (NCRR), Department of Economics and Business Economics, Aarhus University, Aarhus, Denmark
4. Big Data Centre for Environment and Health (BERTHA), Aarhus University, Aarhus, Denmark
5. Department of Groundwater and Quaternary Geology Mapping, Geological Survey of Denmark and Greenland, Aarhus, Denmark
6. Department of Public Health, Aarhus University, Aarhus, Denmark
7. Department of Clinical Epidemiology, Aarhus University, Aarhus, Denmark
8. Department of Public Health, University of Copenhagen, Copenhagen, Denmark