1. Department of Medical Epidemiology and Biostatistics; Karolinska Institute; Stockholm Sweden
2. Exponent Inc, Health Sciences Practice; Menlo Park California
3. Division of Epidemiology, Department of Health Research and Policy; Stanford University School of Medicine; Stanford California
4. Department of Cancer Prevention Center; Sun Yat-sen University Cancer Center; Guangzhou Guangdong China
5. State Key Laboratory of Oncology in South China; Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center; Guangzhou Guangdong China
6. Department of Clinical Laboratory; Wuzhou Red Cross Hospital; Wuzhou Guangxi China
7. Wuzhou Health System Key Laboratory for Nasopharyngeal Carcinoma Etiology and Molecular Mechanism; Wuzhou Guangxi China
8. Department of Otolaryngology-Head and Neck Surgery; First Affiliated Hospital of Guangxi Medical University; Nanning Guangxi China
9. Key Laboratory of High-Incidence Tumor Prevention and Treatment; Guangxi Medical University, Ministry of Education; Nanning Guangxi China
10. State Key Laboratory for Infectious Diseases Prevention and Control; Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention; Beijing China
11. Sihui Cancer Institute Sihui; Guangdong China
12. Cangwu Institute for Nasopharyngeal Carcinoma Control and Prevention; Wuzhou Guangxi China
13. Department of Epidemiology; Harvard T.H. Chan School of Public Health; Boston Massachusetts
14. Department of Biostatistics; Harvard T.H. Chan School of Public Health; Boston Massachusetts
15. Department of Microbiology; Tumor and Cell Biology Karolinska Institute; Stockholm Sweden
16. Public Health Sciences Division; Fred Hutchinson Cancer Research Center; Seattle Washington
17. Department of Epidemiology; University of Washington; Seattle Washington
18. Beijing Hospital; Beijing China