1. Aged Services Learning & Research Collaboration, Southern Cross University, Coffs Harbour, NSW 2450, Australia,
2. Vrije Universiteit Medical Centre, Department of Social Medicine and Institute for Research in Extramural Medicine, Amsterdam
3. School of Population Health, University of Queensland, Brisbane
4. University of Zurich, Institute of Social and Preventive Medicine, Zurich
5. University of Ghent, Department of Philosophy and Moral Science, Centre for Environmental Philosophy and Bioethics, Ghent
6. University of Lund, Department of Medical Ethics, Lund
7. University of Copenhagen, Department of Medical Philosophy and Clinical Theory, Copenhagen
8. Erasmus MC, University Medical Centre Rotterdam
9. Department of Public Health, Rotterdam and Centre for Study and Prevention of Cancer, Epidemiology Unit