儿童行为问题，国内外的研究表明，儿童单项行为异常的发生率高达30%~50%，行为综合征的发生率为8%~20%。在当前，我国正处在经济变革时期，儿童保健的任务尤为艰巨。
儿童行为问题以神经症行为表现为主。
The neurotic behavior is the major aspect in behavior problems of children.
结论儿童行为问题的发生与个性特征有一定的关系。
Conclusion the incidence of children's behavioral problems is correlated to their characters.
目的：探讨儿童行为问题与食物铅、营养素摄入量之间的关系。
Objectives:To study the relationship between children's behavior problem and the intake of lead and nutrients.
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