Department of Biomedical Informatics, School of Basic Medical Sciences, Peking University Health Science Center, Beijing, China.|Department of Psychiatry and Centre for Genomic Sciences, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong SAR, China.|Department of Biomedical Informatics, School of Basic Medical Sciences, Peking University Health Science Center, Beijing, China.|Department of Biomedical Informatics, School of Basic Medical Sciences, Peking University Health Science Center, Beijing, China.