1. West China School of Public Health and West China Fourth Hospital, Sichuan University, Chengdu 610041, China
2. Key Laboratory of Food Safety Risk Assessment, National Health Commission of the People’s Republic of China, China National Center for Food Safety Risk Assessment, Beijing 100022, China
3. Shanghai Institute of Quality Inspection and Technical Research, Shanghai 200233, China
4. Heilongjiang Provincial Center for Disease Control and Prevention, Harbin 150030, China
5. Guangxi Center for Disease Prevention and Control, Nanning 530028, China