Whether the incidence of these negative side effects can be reduced with TDR remains unestablished.

是否TDR能够减少这些负面效应的发生率尚无研究证实。

youdao

To determine whether differences in national trends in tuberculosis incidence are attributable to the variable success of control programmes or to biological, social and economic factors.

判断不同国家结核病发病率趋势的差异是否可归咎于结核控制规划的成效或生物学、社会和经济因素。

youdao

To determine whether the installation of deep tube Wells to reduce exposure to groundwater arsenic in rural Bangladesh had an effect on the incidence of childhood diarrhoeal disease.

确定孟加拉国农村地区用以降低地下水砷暴露的深管井的安装对儿童发生腹泻的影响。

youdao

Another possible explanation for the higher incidence of death might have been be whether the cardiologists who performed the implant were electrophysiologists.

CNN: STORY HIGHLIGHTS

All of this of course begs the question whether the number and type of restatements are really reflective of the incidence of fraud, as opposed to other variables.

FORBES: Restatements Resurrected?: Accounting Fraud By The Numbers

But it gives reason to question whether the cases of the next few years will be driven by a genuine increase in the incidence of fraud.

FORBES: Restatements Resurrected?: Accounting Fraud By The Numbers