1. Department of Infectious Diseases, the Second Affiliated Hospital of Xi'an Jiaotong University, Xi'an, PRC;
2. Karsh Division of Gastroenterology and Hepatology, Cedars-Sinai Medical Center, Los Angeles, California, USA;
3. School of Mathematics and Statistics, Xi'an Jiaotong University, Xi'an, PRC;
4. China-Australia Joint Research Centre for Infectious Diseases, School of Public Health, Xi'an Jiaotong University Health Science Centre, Xi'an, Shaanxi, PRC;
5. David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, California, USA;
6. Comprehensive Transplant Center, Cedars-Sinai Medical Center, Los Angeles, California, USA;
7. Artificial Intelligence and Modelling in Epidemiology Program, Melbourne Sexual Health Centre, Alfred Health, Melbourne, Australia;
8. Central Clinical School, Faculty of Medicine, Nursing and Health Sciences, Monash University, Australia;
9. Department of Epidemiology and Population Health, Stanford University Medical Center, Palo Alto, California, USA;
10. Global Health Institute, School of Public Health, Xi'an Jiaotong University Health Science Center, Xi'an, Shaanxi, PRC;
11. Key Laboratory of Environment and Genes Related to Diseases, Xi'an Jiaotong University, Ministry of Education of China, Xi'an, PRC;
12. Division of Gastroenterology and Hepatology, Stanford University Medical Center, Palo Alto, California, USA.