Neisseria meningitidis serogroup C Ag:PrThr:Pt:CSF:Ord
neisseria meningitidis serogroup c ag:prthr:pt:csf:ord
Neisseria meningitidis serogroup C Ag:PrThr:Pt:CSF:Ord
neisseria meningitidis serogroup c ag:prthr:pt:csf:ord