1. Institute of Neuroscience and Physiology, Section for Health and Rehabilitation, The Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden;
2. Centre for Person-Centred Care (GPCC), University of Gothenburg, Gothenburg, Sweden;
3. Centre for Ageing and Health – Agecap, University of Gothenburg, Gothenburg, Sweden;
4. National graduate school on ageing and health – SWEAH, Lund University, Lund, Sweden;
5. Department of Health and Welfare, Arcada University of Applied Science, Helsinki, Finland