法内利发现，有18项调查符合他的元分析标准，而在他的综述中，也引用了其他一些调查结果。
Dr Fanelli found 18 surveys that met the criteria for his meta-analysis, and a few others that he also included in a general review.
他们的综述强调了需要有大量志愿者的新调查。
Their review underscores the need for new investigations, with larger numbers of volunteers.
方法采用文献综述、座谈调查、德尔斐法进行指标的咨询和论证。
Methods We used the method of literature review, table-account survey, and Delphi method to testify the indexes.
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