1. Northumbria Healthcare NHS Foundation Trust, North Tyneside General Hospital, North Shields, United Kingdom.
2. Culture Lab, School of Computing Science, Newcastle University, Newcastle upon Tyne, United Kingdom.
3. Clinical Ageing Research Unit, Institute of Neuroscience, Newcastle University, Newcastle upon Tyne, United Kingdom.
4. School of Computing and Mathematics, Keele University, Keele, United Kingdom.