单位：一所大学医院的神经外科和泌尿外科研究所。

SETTING:Department of neurosurgery and institute of urinary surgery in a university hospital.

youdao

单位：一所大学医院的神经外科和泌尿外科研究所。

SETTING:Department of neurosurgery and institute of urinary surgery in a university hospital.

youdao