• Methods: 61 patients with massive emptysis were divided into two group in random.

    方法:将61咯血患者随机分为

    youdao

  • Methods 122 patients with massive emptysis were divided into two group in random.

    方法:将122咯血患者随机分为

    youdao

  • Methods 122 patients with massive emptysis were divided into two group in random.

    方法:将122咯血患者随机分为

    youdao

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