Investigation on KPA about food safety among residents in Baoding
CHEN Xiaowei,ZHENG Congyi,LU Zhaoxu,WANG Feiran,SHEN Yang,WANG Peihong,YANG Hongru
Medical Reserch and Education . 2013, (6): 72 -75 .  DOI: 10.3969/j.issn.1674-490X.2013.06.019