这个词是什么意思？
Antimicrobial against Gram negative and some Gram positive bacteria. It is protein bound and concentrated in bile and urine and used for gastrointestinal, biliary, and urinary infections.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D010876 · MeSH 2026。
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