[Changing patterns in drug resistance of Shigella, Salmonella and Escherichia coli].
D000900:Anti-Bacterial Agents / Q000494:pharmacology; D004352:Drug Resistance, Microbial; D004926:Escherichia coli / Q000187:drug effects*; D007564:Japan; D012475:Salmonella / Q000187:drug effects*; D012760:Shigella / Q000187:drug effects*
D000900:Anti-Bacterial Agents