Occurrence of serious bacterial infections since introduction of antibacterial agents.
D000900:Anti-Bacterial Agents; D001424:Bacterial Infections; D004653:Empyema / Q000209:etiology*; D006801:Humans; D008581:Meningitis / Q000209:etiology*; D018805:Sepsis
D000900:Anti-Bacterial Agents
EMPYEMA/etiology; MENINGITIS/etiology; SEPTICEMIA