Methods 125 senile patients were randomly divided into 2 groups: the routine group and the strengthening group.
方法将125例老年心力衰竭患者随机分为常规组和强化组。
Methods 12 dogs were divided into 2 groups for single lung transplantation. One group were donators, the other were receptors.
方法12只犬，按要求分成供体组和受体组，进行单肺原位移植。
Methods Patients were divided into 2 groups, experimental group was cared with evidence based nursing pattern, while controled group with traditional way.
方法将患者分为2组，实验组采用循证康复护理方案进行护理，对照组采用常规法，并对2组的护理效果进行统计学分析。
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