Editorial: Chloramphenicol resistance in typhoid.
D000667:Ampicillin / Q000627:therapeutic use; D001434:Bacteriophage Typing; D002701:Chloramphenicol / Q000494:pharmacology* / Q000627:therapeutic use; D008826:Microbial Sensitivity Tests; D010403:Penicillin Resistance; D012485:Salmonella typhi / Q000187:drug effects*; D014435:Typhoid Fever / Q000188:drug therapy* / Q000453:epidemiology
D002701:Chloramphenicol; D000667:Ampicillin