这个词是什么意思？
Reproducible depletion of CD4+ lymphocytes below 300 per cubic millimeter in the absence of HIV infection or other known causes of immunodeficiency. This is a rare, heterogeneous syndrome and does not appear to be caused by a transmissible agent.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D018344 · MeSH 2026。
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