Neisseria meningitidis serogroup C Ag:PrThr:Pt:CSF:Ord
neisseria meningitidis serogroup c ag:prthr:pt:csf:ord
Neisseria meningitidis serogroup C Ag [Presence] in Cerebral spinal fluid
neisseria meningitidis serogroup c ag [presence] in cerebral spinal fluid