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chronic
1. In experimental toxicology, chronic refers to mammalian studies lasting considerably more than 90 days or to studies occupying a large part of the lifetime of an organism.
2. In clinical medicine, long established or long lasting.
- 词性: noun
- 行业/领域: 生物学; 化学
- 类别 毒物学
- Company: National Library of Medicine
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创建者
- Walter Lane
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