1. Department of Health and Rehabilitation, Institute of Neuroscience and Physiology, Sahlgrenska Academy, Centre for Ageing and Health – AgeCap University of Gothenburg Gothenburg Sweden
2. The Medical Faculty, Department of nursing Umeå University Vårdvetarhuset, Umeå Sweden
3. College of Science, Health and Engineering, School of Nursing and Midwifery La Trobe University Heidelberg Vic. Australia
4. Lovisenberg Diaconal University College Oslo Norway