东莞市12岁儿童口腔健康知识认知与相关行为调查
黄雪华,赵朔虹,刘思渊,谭艺青
A survey of oral health related behavior in 12-year-old children in Dongguan City
HUANG Xue-hua, ZHAO Shu-hong, LIU Si-yuan, TAN Yi-qing
中国校医 . 2019, (6): 414 -415,439 .