Streptococcus pneumoniae Danish serotype 9N Ab^1st specimen/2nd specimen:Ratio:Pt:Ser:Qn:IA
streptococcus pneumoniae danish serotype 9n ab^1st specimen/2nd specimen:ratio:pt:ser:qn:ia
Streptococcus pneumoniae Danish serotype 9N Ab [Ratio] in Serum by Immunoassay --1st specimen/2nd specimen
streptococcus pneumoniae danish serotype 9n ab [ratio] in serum by immunoassay --1st specimen/2nd specimen