1. Department of Imaging and Interventional Radiology The Chinese University of Hong Kong, Prince of Wales Hospital Hong Kong China
2. Department of Electrical Engineering and Computer Sciences University of California Berkeley California 94720 USA
3. Helen Wills Neuroscience Institute University of California Berkeley California 94720 USA
4. Gerald Choa Neuroscience Centre, Therese Pei Fong Chow Research Centre for Prevention of Dementia, Lui Che Woo Institute of Innovative Medicine, Division of Neurology, Department of Medicine and Therapeutics The Chinese University of Hong Kong, Prince of Wales Hospital Hong Kong China
5. Clinical Trials and Biostatistics Lab CUHK Shenzhen Research Institute Shenzhen 518063 China
6. Division of Biostatistics, Jockey Club School of Public Health and Primary Care, Faculty of Medicine The Chinese University of Hong Kong Hong Kong China
7. Philips Healthcare Hong Kong China
8. Department of Nuclear Medicine & PET Hong Kong Sanatorium & Hospital Hong Kong China
9. Li Ka Shing Institute of Health Sciences; School of Biomedical Sciences, Faculty of Medicine The Chinese University of Hong Kong Hong Kong China