方法取健康SD大鼠40只，雌雄各半，随机分为正常组、假手术组、模型组、电针组。
MethodsHealthy SD rats 40, half male and half female, were randomly divided into normal group, sham-operated group, model group, electro-acupuncture group.
方法：随机将1 0 0例择期手术患者分为电针组和对照组各50例。
MethodsOne hundred cases were randomly divided into treatment group and control group, 50 cases in each group.
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