Objective To observe the impact of trace element changes on hair structure by testing the hair of children with abnormal trace elements.
目的对微量元素异常患儿的头发进行检测，观察微量元素变化对头发结构产生的影响。
Fluorine is an important trace element closely related to health, and some diseases in living organisms may arise from the abnormal distribution of fluorine in the environment.
氟是一种重要的微量生命元素，环境中氟过量或缺乏都会导致机体产生疾病。
Fluorine is an important trace element closely related to health, and some diseases in living organisms may arise from the abnormal distribution of fluorine in the environment.
氟是一种重要的微量生命元素，环境中氟过量或缺乏都会导致机体产生疾病。
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