然而，我们过去五年来已经使用全身麻醉下经大肠内视镜切除儿童大肠直肠瘜肉。

However, we have been using general anesthesia for colonoscopic polypectomy in pediatric patients in our hospital for the past 5 years.

youdao

然而，我们过去五年来已经使用全身麻醉下经大肠内视镜切除儿童大肠直肠瘜肉。

However, we have been using general anesthesia for colonoscopic polypectomy in pediatric patients in our hospital for the past 5 years.

youdao