1. The Medical School Newcastle University Newcastle upon Tyne UK
2. Old Age Psychiatry Northumberland Tyne and Wear NHS Foundation Trust Newcastle upon Tyne UK
3. Clinical Medicine Kilimanjaro Christian Medical University College Moshi Tanzania
4. The London School of Hygiene and Tropical Medicine London UK
5. Department of Neuroscience, Psychology and Behaviour University of Leicester Leicester UK
6. The Evington Centre Leicestershire NHS Partnership Trust Leicester UK
7. Institute for Advanced Medical Research and Training, College of Medicine University of Ibadan Ibadan Nigeria
8. Northumbria Healthcare NHS Foundation Trust North Tyneside General Hospital North Shields UK
9. Institute of Health and Society Newcastle University Newcastle upon Tyne UK
10. HIV Care and Treatment Centre (CTC) Mawenzi Regional Referral Hospital Moshi Tanzania
11. Institute of Neuroscience Newcastle University Newcastle upon Tyne UK