Dalian University of Technology, City University of Hong Kong, The University of Hong Kong - WHO Collaborating Centre for Infectious Disease Epidemiology and Control, University of Cambridge - Department of Genetics, Beijing University of Posts and Telecommunications (BUPT) - School of Economics and Management, affiliation not provided to SSRN, Santa Fe Institute, Dalian University of Technology, affiliation not provided to SSRN, Dalian Minzu University - College of Information and Communication Engineering and Dalian University of Technology - College of Computer Science and Technology