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