大理地区农村儿童食品卫生状况调查分析
袁芝琼, 李蕴成, 申元英
Survey and Analysis on the Sanitary Conditions about Children's Food in Dali Country
YUAN Zhi-Qiong, LI Yun-Cheng, SHEN Yuan-Ying
J4 . 2013, (3): 35 -38 .