Methods 100 family members of the patients in emergency observation room were investigated with self-designed questionnaires.
方法采用方便抽样的方法，应用自行设计的问卷对100例急诊留观室病人家属进行调查。
Methods: the investigation was carried out in 363 nurses who contact with anti-cancer drugs by using the self-designed questionnaires.
方法：采用自行设计调查问卷对综合医院363名临床一线护士进行问卷调查。
Method: Using Self-designed questionnaires to survey 90 cases of lumbar intervertebral disc herniation surgery patients before and after operation.
方法采用自行设计的问卷调查表，对90例腰椎间盘突出症手术患者进行问卷调查。
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