Research Article
The role of pain and psychological distress in fatigue: a co-twin and within-person analysis of confounding and causal relations
Daniel Løkea Department of Research, Sunnaas Rehabilitation Hospital, Nesoddtangen-Bjornemyr, NorwayCorrespondence[email protected]
https://orcid.org/0000-0003-4898-1402View further author information
https://orcid.org/0000-0003-4898-1402View further author information, Marianne Løvstada Department of Research, Sunnaas Rehabilitation Hospital, Nesoddtangen-Bjornemyr, Norway;b Department of Psychology, Faculty of Social Sciences, University of Oslo, Oslo, Norwayhttps://orcid.org/0000-0002-8738-8401View further author information
https://orcid.org/0000-0002-8738-8401View further author information, Nada Andelicc Department of Physical Medicine and Rehabilitation, Oslo University Hospital, Oslo, Norway;d Center for Habilitation and Rehabilitation Models and Services (CHARM), University of Oslo, Oslo, Norwayhttps://orcid.org/0000-0002-3719-4406View further author information
https://orcid.org/0000-0002-3719-4406View further author information, Stein Anderssonb Department of Psychology, Faculty of Social Sciences, University of Oslo, Oslo, Norway;e Psychosomatic and CL Psychiatry, Division of Mental Health and Addiction, Oslo University Hospital, Oslo, Norwayhttps://orcid.org/0000-0002-7556-7621View further author information
https://orcid.org/0000-0002-7556-7621View further author information, Eivind Ystromf Department of Mental Disorders, Norwegian Institute of Public Health, Oslo, Norway;g PROMENTA Research Center, Department of Psychology, University of Oslo, Oslo, Norwayhttps://orcid.org/0000-0003-4390-6171View further author information
https://orcid.org/0000-0003-4390-6171View further author information & Olav Vassendb Department of Psychology, Faculty of Social Sciences, University of Oslo, Oslo, Norwayhttps://orcid.org/0000-0001-8630-1645View further author information
https://orcid.org/0000-0001-8630-1645View further author information