The age of the infants was 72 days, the statistical analysis was shown that Zn value of infant hair specimen with breast feeding was significantly higher than the milk feeding (P < 0.01).
岁以下的婴幼儿为72天，统计分析结果表明，锌值与婴儿的头发样本母乳喂养明显高于牛奶喂养（ P “ 0.01 ） 。
The age of the infants was 72 days, the statistical analysis was shown that Zn value of infant hair specimen with breast feeding was significantly higher than the milk feeding (P < 0.01).
岁以下的婴幼儿为72天，统计分析结果表明，锌值与婴儿的头发样本母乳喂养明显高于牛奶喂养（ P “ 0.01 ） 。
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