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在门诊工作中，发现不少儿童有发育不良，厌食，重复感染等，为探讨其原因，我们于1996年6月～1997年6月对邹城市4所幼儿园和3所学校儿童进行了发中微量元素检测，现将结果报告如下。1对象与方法1．1对象选择邹城市地区4所幼儿园、3所小学校年龄1～12岁儿童668名，查体健康。其
In the clinic, many children were found to be stunted, anorexic, and repeatedly infected. In order to find out the reasons for this, we conducted a survey of four kindergartens and three school children in Zoucheng from June 1996 to June 1997 Trace elements detection, the results are reported below. 1 Subjects and Methods 1.1 Object Choosing 4 kindergartens in Zoucheng District, 668 children aged from 1 to 12 in 3 elementary schools, and physical examination was healthy. its