Incidence of resistance to tetracycline and chloramphenicol among Salmonella bacteria found in the Netherlands in 1963 and in 1964.
D002701:Chloramphenicol / Q000494:pharmacology*; D004352:Drug Resistance, Microbial; D009426:Netherlands; D012475:Salmonella / Q000187:drug effects*; D013223:Statistics as Topic; D013752:Tetracycline / Q000494:pharmacology*
D002701:Chloramphenicol; D013752:Tetracycline