The probability of lower Zinc content in hair in patitent chil-dren group was higher signficantly than in normal group.That explains lack of Zinc in hair is one of important factors indu...

• 患儿组发锌含量偏低率较正常组均显著偏高，说明锌缺乏是少幼儿多种疾病产生的重要因素之一。