Method: Hand-assisted laparoscopic radical nephrectomy was performed on 19 patients with renal tumors.

方法：采用手助腹腔镜根治性肾切除术治疗肾肿瘤19例。

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Method: Hand-assisted laparoscopic radical nephrectomy was performed on 19 patients with renal tumors.

方法：采用手助腹腔镜根治性肾切除术治疗肾肿瘤19例。

youdao