这个词是什么意思？
A second-generation cephalosporin antibacterial agent. Cefprozil has a phenyl ring at the C-3 position of its cephalosporin core.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D000097670 · MeSH 2026。
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