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由于营养学知识的缺乏以及膳食结构不合理,核黄素缺乏状况很普遍。为探明儿童核黄素缺乏状况以及膳食结构对其影响,我们选取了城乡儿童共91名,分别对其体内核黄素水平进行了测定和膳食结构调查。对象与方法 (1)调查对象:从郑州市区、近郊分别随机选取学龄儿童40名和51名,年龄9
Due to lack of nutrition knowledge and unreasonable diet structure, riboflavin deficiency is very common. To determine the status of children's deficiencies in riboflavin and their effects on dietary structure, 91 children from urban and rural areas were selected to test their riboflavin levels and dietary structure. Subjects and Methods (1) Respondents: 40 and 51 school-aged children were selected randomly from the urban area and the suburbs of Zhengzhou City respectively, aged 9