1. Department of Nursing; Umeå University; Sweden
2. Department of Statistics; Umeå School of Business and Economics; Umeå University; Sweden
3. Epidemiology and Global Health; Department of Public Health and Clinical Medicine; Umeå University; Sweden
4. Division of Nursing; Department of Neurobiology, Care Sciences, and Society (NVS); Karolinska Institutet; Stockholm Sweden
5. Research Department; County Council of Norrbotten; Sweden
6. School of Nursing and Midwifery; La Trobe University; Melbourne Australia