H W Smith. Show Affiliations »
Abstract
Entities: Chemical Species
Mesh: See more » AmpicillinAnti-Bacterial AgentsChloramphenicolEnglandEscherichia coli/isolation & purificationExtrachromosomal InheritanceFeces/microbiologyGenetics, MicrobialHumansNalidixic AcidNeomycinPenicillin ResistancePharmacogeneticsSalmonella typhiSewageStreptomycinTetracyclineTyphoid Fever/drug therapyWater Microbiology
Substances: See more » Anti-Bacterial AgentsSewageNalidixic AcidChloramphenicolAmpicillinTetracyclineNeomycinStreptomycin
Year: 1970 PMID: 4922689 DOI: 10.1038/2281286a0
Source DB: PubMed Journal: Nature ISSN: 0028-0836 Impact factor: 49.962