这个词是什么意思？
Qualified medical professionals who study the causes, incidence, and characteristic behavior of disease outbreaks or other health-related conditions and determine the interrelationships of hosts, agents, and environment related to the distribution and control of diseases.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D000072158 · MeSH 2026。
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