Meningococcal disease in adults.
D000328:Adult; D017677:Age Distribution; D002353:Carrier State / Q000175:diagnosis / Q000453:epidemiology / Q000628:therapy; D005060:Europe / Q000453:epidemiology; D005260:Female; D006801:Humans; D015994:Incidence; D008589:Meningococcal Infections / Q000175:diagnosis / Q000453:epidemiology / Q000628:therapy; D012307:Risk Factors; D006113:United Kingdom / Q000453:epidemiology