Treatment of typhoid fever: a comparative trial of ampicillin and chloramphenicol.
D000293:Adolescent; D000328:Adult; D000667:Ampicillin / Q000627:therapeutic use*; D002648:Child; D002675:Child, Preschool; D002701:Chloramphenicol / Q000627:therapeutic use*; D006801:Humans; D007223:Infant; D014435:Typhoid Fever / Q000188:drug therapy*
D002701:Chloramphenicol; D000667:Ampicillin