[Yan, Zhangyi; Liu, Liping; Li, Qianyu; Wang, Yiming] Beijing Ctr Dis Prevent & Control, Beijing 100013, Peoples R China.
[Chen, Shaozhan; Yan, Zhangyi; Liu, Liping; Li, Qianyu; Liu, Yang; Wang, Yiming] Capital Med Univ, Sch Publ Hlth, Beijing 100069, Peoples R China.
[Li, Yiwei] North Carolina State Univ, Dept Chem, Raleigh, NC 27695 USA.
[Cong, Xin] Enshi Se Run Mat Engn Technol Co Ltd, Enshi 445000, Hubei, Peoples R China.
[Cong, Xin] Wuhan Polytech Univ, Natl R&D Ctr Se Rich Agr Prod Proc, Wuhan 430023, Peoples R China.