1. Department of Health Science and Technology, Faculty of Medicine; Aalborg University; Aalborg Øst Denmark
2. Neuroenhed Nord, Regionshospital Nordjylland; Brønderslev Denmark
3. Department of Neurology; Aarhus University Hospital; Aarhus Denmark
4. Department of Systems Design Engineering; University of Waterloo; Waterloo Ontario Canada
5. Department of Bioengineering, Centre for Neurotechnologies; Imperial College London; London United Kingdom