这个词是什么意思？
An active immunizing agent and a viable avirulent attenuated strain of MYCOBACTERIUM BOVIS, which confers immunity to mycobacterial infections. It is used also in immunotherapy of neoplasms due to its stimulation of antibodies and non-specific immunity.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D001500 · MeSH 2026。
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