Butt it is still not clear to what extent this might be due to 'selection bias' - cancer patients over-reporting mobile phone use on the side of the head where their tumour arose.

但是还不清楚到什么程度。这个可能也和选择习惯有关。癌症患者的报告显示，哪边大脑使用手机多，哪边的肿瘤就会变大。

youdao

Reporting to the Head of Greening, Landscape and Tree Management Section, the Head of Tree Management Office (H/TMO) heads the TMO.

树木管理办事处总监掌管树木管理办事处，直属上司是绿化、园境及树木管理组主管。

youdao

But it is still not clear to what extent this might be due to 'selection bias' - cancer patients over-reporting mobile phone use on the side of the head where their tumour arose.

但是还不清楚到什么程度。这个可能也和选择习惯有关。癌症患者的报告显示，哪边大脑使用手机多，哪边的肿瘤就会变大。

youdao

But it is still not clear to what extent this might be due to 'selection bias' - cancer patients over-reporting mobile phone use on the side of the head where their tumour arose.

但是还不清楚到什么程度。这个可能也和选择习惯有关。癌症患者的报告显示，哪边大脑使用手机多，哪边的肿瘤就会变大。

youdao