Streptococcus pneumoniae 34 Ab.IgG^2nd specimen/1st specimen:Ratio:Pt:Ser:Qn
streptococcus pneumoniae 34 ab.igg^2nd specimen/1st specimen:ratio:pt:ser:qn
Streptococcus pneumoniae 34 Ab.IgG^2nd specimen/1st specimen:Ratio:Pt:Ser:Qn
streptococcus pneumoniae 34 ab.igg^2nd specimen/1st specimen:ratio:pt:ser:qn