1. Section of Environmental Health, Department of Public Health, University of Copenhagen, Øster Farimagsgade 5A, 1353 Copenhagen K, Denmark
2. Center for Healthy Aging, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark
3. National Institute of Public Health, University of Southern Denmark, Øster Farimagsgade 5A, 1353 Copenhagen K, Denmark
4. Research Center for Prevention and Health, Glostrup Hospital, Glostrup, Denmark
5. Danish Aging Research Center, University of Aarhus, Aarhus, Denmark
6. Danish Aging Research Center, University of Southern Denmark, Odense, Denmark
7. Danish Aging Research Center, University of Copenhagen, Copenhagen, Denmark
8. Section of Social Medicine, Department of Public Health, University of Copenhagen, Øster Farimagsgade 5A, 1353 Copenhagen K, Denmark