Streptococcus pneumoniae Ab.IgG^1st specimen/2nd specimen:Ratio:Pt:Ser:Qn
streptococcus pneumoniae ab.igg^1st specimen/2nd specimen:ratio:pt:ser:qn
S. pneumoniae IgG 1st specimen/2nd specimen (S) [Ratio]
s. pneumoniae igg 1st specimen/2nd specimen (s) [ratio]