1. Hull York Medical School, University of York; Department of Health Sciences; Heslington York UK York YO10 5DD
2. University of Glasgow; Academic Geriatric Medicine, Institute of Cardiovascular and Medical Sciences; New Lister Building, Glasgow Royal Infirmary Glasgow UK G4 0SF
3. University of York; Department of Health Sciences; Seebohm Rowntree Building Heslington York UK YO10 5DD
4. Bradford District Care NHS Foundation Trust; General Adult Psychiatry; Victoria Road Saltaire Bradford West Yorkshire UK BD18 3LD