1. Oslo Centre for Biostatistics and Epidemiology, Department of BiostatisticsInstitute of Basic Medical Sciences, University of Oslo Oslo Norway
2. Department of Research, Cancer Registry of NorwayInstitute of Population‐Based Cancer Research Oslo Norway
3. Institute of Social and Preventive Medicine, University of Bern Bern Switzerland
4. Department of DermatologyWarren Alpert Medical School, Brown University Providence RI
5. Department of EpidemiologyBrown School of Public Health at Brown University Providence RI
6. Channing Division of Network Medicine, Department of MedicineBrigham and Women's Hospital and Harvard Medical School Boston MA
7. Department of Community MedicineFaculty of Health Sciences, University of Tromsø, The Arctic University of Norway Tromsø Norway
8. Department of Medical Epidemiology and BiostatisticsKarolinska Institutet Stockholm Sweden
9. Genetic Epidemiology Group, Folkhälsan Research Center, and Faculty of MedicineHelsinki University Helsinki Finland
10. QIMR Berghofer Medical Research Institute Brisbane Australia
11. CRUK Manchester Institute, University of Manchester Manchester United Kingdom