上海市闵行区自然科学研究课题2015MHZ020;上海市研究生教育创新计划;上海市公共卫生与预防医学Ⅰ类高峰学科建设计划;the Natural Science Foundation of Minhang District,Shanghai2015MHZ020;Shanghai Innovation Plan for Graduate Education and Shanghai Deciplinary Type Ⅰ Climax Development Plan for Public Health and Preventive Medicine