Chloramphenicol resistance of Salmonella typhi and Salmonella paratyphi A isolated during 1962-1965.
D002701:Chloramphenicol / Q000494:pharmacology*; D004352:Drug Resistance, Microbial; D012482:Salmonella paratyphi A / Q000187:drug effects*; D012485:Salmonella typhi / Q000187:drug effects*
D002701:Chloramphenicol