Various approaches have been developed for the treatment of metastatic renal cell carcinoma (MRCC). The objective was to assess the efficacy of immunotherapeutic approaches.

中文翻译：

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转移性肾细胞癌的免疫治疗：系统评价。

已经开发了用于治疗转移性肾细胞癌（MRCC）的各种方法。目的是评估免疫治疗方法的功效。