1. Translational and Clinical Research Institute, Faculty of Medical Sciences, Newcastle University, Newcastle upon Tyne, UK
2. Department of General Internal Medicine, South Tees Hospitals NHS Foundation Trust, Middlesbrough, UK
3. Department of Research, Newcastle upon Tyne Hospitals NHS Foundation Trust, Newcastle upon Tyne, UK
4. Department of Clinical Neurophysiology, Newcastle upon Tyne NHS Hospitals Foundation Trust, Newcastle upon Tyne, UK
5. Department of Neurosciences, Newcastle upon Tyne NHS Hospitals Foundation Trust, Newcastle upon Tyne, UK
6. Department of Older People's Medicine, Newcastle upon Tyne NHS Hospitals Foundation Trust, Newcastle upon Tyne, UK