1)Hasbun R, et al:Computed tomography of the head before lumbar puncture in adults with suspected meningitis. N Engl J Med 345:1727-1733, 2001
2)van de Beek D, et al:ESCMID guideline;Diagnosis and treatment of acute bacterial meningitis. Clin Microbiol Infect 22:S37-S62, 2016
3)de Gans J, et al:Dexamethasone in adults with bacterial meningitis. N Engl J Med 347:1549-1556, 2002
4)van de Beek D, et al:Community-acquired bacterial meningitis in adults. N Engl J Med 354:44-53, 2006
5)Tomczyk S, et al:Use of 13-valent pneumococcal conjugate vaccine and 23-valent pneumococcal polysaccharide vaccine among adults aged≥65 years;Recommendations of the Advisory Committee on Immunization Practices(ACIP). MMWR Morb Mortal Wkly Rep 63:822-825, 2014