Meningitis in the elderly.
D000367:Age Factors; D000368:Aged; D001424:Bacterial Infections / Q000453:epidemiology*; D004739:England; D004927:Escherichia coli Infections / Q000453:epidemiology; D006801:Humans; D007710:Klebsiella Infections / Q000453:epidemiology; D008581:Meningitis / Q000453:epidemiology*; D008583:Meningitis, Haemophilus / Q000453:epidemiology; D008585:Meningitis, Meningococcal / Q000453:epidemiology; D008586:Meningitis, Pneumococcal / Q000453:epidemiology; D011552:Pseudomonas Infections / Q000453:epidemiology; D013203:Staphylococcal Infections / Q000453:epidemiology; D013211:Staphylococcus aureus; D014390:Tuberculosis, Meningeal / Q000453:epidemiology; D014852:Wales