1. School of Life Sciences Shanghai University Shanghai China
2. School of Communication and Information Engineering Shanghai University Shanghai China
3. Department of Nuclear Medicine University Hospital of Munich, Ludwig Maximilian University of Munich Munich Germany
4. Department of Nuclear Medicine Inselspital, University Hospital Bern Bern Switzerland
5. Department of Neurology Xuanwu Hospital of Capital Medical University Beijing China
6. Center of Alzheimer's Disease Beijing Institute for Brain Disorders Beijing China
7. National Clinical Research Center for Geriatric Disorders Beijing China
8. Hainan University Haikou China