Often times children diagnosed with attention deficient disorder - or ADD - could have more of a vision problem than behavioral.
一般情况下，患有注意力分散症(add)的孩子与其说是有行为问题，还不如说是有视力问题。
The behavioral problems of preschool children have become a public hygeian problem which extremely needs to be solved in economical developed area.
经济发达地区学前儿童行为问题已成为亟待解决的公共卫生问题。
Results of single factor analysis were: the risk factors of behavioral problem in preschool children among Li nation included parent's education levels, feeding styles in early childhood etc;
单因素分析结果显示影响学龄前儿童行为问题的因素：黎族为父母文化程度、早期喂养方式等；
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