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Abstract
Entities: Chemical
Keywords: DRUG RESISTANCE, MICROBIAL
Mesh: See more » Drug Resistance, MicrobialPenicillins
Substances: See more » Penicillins
Year: 1964 PMID: 14160217 PMCID: PMC1816364 DOI: 10.1136/bmj.2.5405.323
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447