1. Department of Epidemiology, Harvard T. H. Chan School of Public Health, Boston, Massachusetts2Division of Public Health Sciences, University of Iceland, Reykjavik3Channing Division of Network Medicine, Brigham and Women’s Hospital, Harvard Medical School,
2. Department of Biostatistics and Epidemiology, University of Southern Denmark, Odense5Danish Twin Registry, University of Southern Denmark, Odense
3. Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
4. Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
5. Department of Epidemiology, Harvard T. H. Chan School of Public Health, Boston, Massachusetts
6. Department of Biostatistics, University of Copenhagen, Copenhagen, Denmark
7. Department of Epidemiology, Harvard T. H. Chan School of Public Health, Boston, Massachusetts9Department of Epidemiology and Biostatistics, University of California, San Francisco
8. Department of Biostatistics, Harvard T. H. Chan School of Public Health, Boston, Massachusetts
9. Channing Division of Network Medicine, Brigham and Women’s Hospital, Harvard Medical School, Boston, Massachusetts
10. Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden11Department of Surgery, National University Hospital and NUHS, Singapore
11. Department of Epidemiology, Harvard T. H. Chan School of Public Health, Boston, Massachusetts10Department of Biostatistics, Harvard T. H. Chan School of Public Health, Boston, Massachusetts
12. Department of Biostatistics, Harvard T. H. Chan School of Public Health, Boston, Massachusetts12Department of Computational Biology and Biostatistics, Dana Farber Cancer Institute, Boston, Massachusetts
13. University of Helsinki, Hjelt Institute, Department of Public Health, Helsinki, Finland
14. Danish Twin Registry, University of Southern Denmark, Odense14Department of Oncology, Odense University Hospital, Odense, Denmark
15. Finnish Cancer Registry, Institute for Statistical and Epidemiological Cancer Research, Helsinki, Finland16School of Health Sciences, University of Tampere, Tampere, Finland
16. Department of Epidemiology, Harvard T. H. Chan School of Public Health, Boston, Massachusetts7Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
17. University of Helsinki, Hjelt Institute, Department of Public Health, Helsinki, Finland17National Institute for Health and Welfare, Department of Health, Helsinki, Finland18University of Helsinki, Institute for Molecular Medicine, Helsinki, Finland