Neisseria meningitidis serogroup B Ag:PrThr:Pt:Urine:Ord
neisseria meningitidis serogroup b ag:prthr:pt:urine:ord
Neisseria meningitidis serogroup B Ag [Presence] in Urine
neisseria meningitidis serogroup b ag [presence] in urine