[On fluctuations in the natural sensitivity of pathogenic Escherichia coli to grizemin].
D000900:Anti-Bacterial Agents; D000904:Antibiotics, Antitubercular; D004352:Drug Resistance, Microbial; D004926:Escherichia coli
D000900:Anti-Bacterial Agents; D000904:Antibiotics, Antitubercular
ANTIBIOTICS; DRUG RESISTANCE, MICROBIAL; ESCHERICHIA COLI