1. Institute of Neuroscience and Physiology, Department of Health and Rehabilitation, Speech and Language Pathology Unit, Sahlgrenska Academy at the University of Gothenburg, Gothenburg, Sweden
2. Department of Neurology and Rehabilitation Medicine, Region Västra Götaland, Södra Älvsborg Hospital, Borås, Sweden
3. Department of Clinical Allied Health, Møre og Romsdal Hospital Trust, Molde Hospital, Molde, Norway
4. Department of Pulmonary Disease, Allergology and Palliative Medicine, Region Västra Götaland, Sahlgrenska University Hospital, Gothenburg, Sweden
5. REMEO Stockholm, Torsten Levenstams väg 8, Stockholm, Sweden
6. Division of Neurology, Department of Clinical Sciences, Karolinska Institute, Danderyd University Hospital, Stockholm, Sweden