Objective in order to explore a new sphincter-saving operation on distal rectal cancer and its effect.

目的探讨直肠下段癌保肛治疗的新术式和效果。

youdao

Objective in order to explore a new sphincter-saving operation on distal rectal cancer and its effect.

目的探讨直肠下段癌保肛治疗的新术式和效果。

youdao