School of Mathematics and Statistics Xi'an Jiaotong University Xi'an 710049 China;
School of Mathematics and Statistics Xi'an Jiaotong University Xi'an 710049 China;
National & Local Joint Engineering Research Center of Biodiagnosis and Biotherapy The Second Affiliated Hospital of Xi'an Jiaotong University Xi'an 710004 China;
Key Laboratory of Environment and Genes Related to Diseases Xi'an Jiaotong University Ministry of Education of China Xi'an 710061 China;
School of Public Health Health Science Center Xi'an Jiaotong University Xi'an 710061 China;
School of Mathematics and Statistics Xi'an Jiaotong University Xi'an 710049 China;
National & Local Joint Engineering Research Center of Biodiagnosis and Biotherapy The Second Affiliated Hospital of Xi'an Jiaotong University Xi'an 710004 China;
Key Laboratory of Environment and Genes Related to Diseases Xi'an Jiaotong University Ministry of Education of China Xi'an 710061 China;
Department of Infectious Diseases The Second Affiliated Hospital of Xi'an Jiaotong University 157 Xi Wu Road Xi'an 710004 Shaanxi Province PR China;