1. Center for Cognitive Disorders, Beijing Geriatric Hospital, Beijing, China
2. Alzheimer’s Disease Center, Beijing Institute for Brain Disorders; Center for Brain Disorders Research, Capital Medical University, Beijing, China
3. Department of Nursing and Midwifery, University of the West of England, UK
4. Centre for Ageing Research, Division of Health Research, Faculty of Health and Medicine, Lancaster University, UK
5. Music Therapy Center, Central Conservatory of Music, Beijing, China