1. Department of General Internal Medicine, Inselspital, Bern University Hospital, University of Bern, Bern, Switzerland
2. Institute of Primary Health Care, University of Bern, Bern, Switzerland
3. Departement of Endocrinology/General Internal Medicine, Leiden University Center, Leiden, the Netherlands
4. Departments of Medicine and Epidemiology and Biostatistics, University of California, San Francisco
5. Robertson Centre for Biostatistics, Institute of Health and Wellbeing, University of Glasgow, Glasgow, Scotland
6. Department of Public Health and Primary Care, Leiden University Center, Leiden, the Netherlands
7. School of Public Health, University College Cork, Cork, Ireland
8. Institute for Evidence-based Medicine in Old Age, Leiden University Center, Leiden, the Netherlands
9. Institute of Cardiovascular Medicine, University of Glasgow, Glasgow, Scotland
10. Department of Public Health and Center for Healthy Aging, University of Copenhagen, Copenhagen, Denmark
11. Department of Clinical Epidemiology, Leiden University Medical Centre, Leiden, the Netherlands
12. Department of Clinical Epidemiology, Aarhus University Hospital, Aarhus, Denmark