Affiliation: | 1. Chongqing Key Laboratory of Nutrition and Food Safety, Research Center for Nutrition and Food Safety, Institute of Military Preventive Medicine, Third Military Medical University, , Chongqing, P. R. China;2. PLA 210th Hospital, , Dalian, P. R. China;3. School of Public Health, Chengdu Medical College, , Chengdu, Sichuan, P. R. China |