方法采用现况调查和危险因素病例对照研究法进行研究。
Methods Prevalence survey and case-control study on risk factors was conducted.
采用原子发射光谱法于患者接受治疗前，测定研究组和对照组病例血清中15种微量元素水平，并分析老年性痴呆是否与血清微量元素水平具有相关性。
We measured 15 kinds of trace element by atomic emission spectrometry before the patients were treated, and analyzed the association between trace element and senile dementia.
采用原子发射光谱法于患者接受治疗前，测定研究组和对照组病例血清中15种微量元素水平，并分析老年性痴呆是否与血清微量元素水平具有相关性。
We measured 15 kinds of trace element by atomic emission spectrometry before the patients were treated, and analyzed the association between trace element and senile dementia.
应用推荐