affiliation not provided to SSRN, Hangzhou Center for Disease Control and Prevention, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Hangzhou Center for Disease Control and Prevention, Zhejiang University - Department of Nutrition, Hangzhou Center for Disease Control and Prevention and Zhejiang University - Zhejiang Key Laboratory for Agri-food Processing