1. Division of Cancer Epidemiology and Genetics, National Cancer Institute, NIH, DHHS, Rockville, MD, USA
2. Key Laboratory of Chemical Safety and Health, National Institute of Occupational Health and Poison Control, Chinese Center for Disease Control and Prevention, Beijing, China
3. Division of Environmental Epidemiology, Institute for Risk Assessment Sciences, Utrecht University, Utrecht, The Netherlands
4. Chaoyang Center for Disease Control and Prevention, Chaoyang, Liaoning, China
5. Hong Kong University, Hong Kong, Hong Kong
6. HPV Immunology Laboratory, Leidos Biomedical Research Inc., Frederick National Laboratory for Cancer Research, Frederick, MD, USA
7. China Medical University, Shenyang, Liaoning, China
8. Division of Epidemiology, Albert Einstein College of Medicine, New York, NY, USA