Streptococcus pneumoniae Danish serotype 19A Ab.IgG^2nd specimen/1st specimen:Ratio:Pt:Ser:Qn
streptococcus pneumoniae danish serotype 19a ab.igg^2nd specimen/1st specimen:ratio:pt:ser:qn
S pneum Da 19A IgG 2:1 Ser-Rto
s pneum da 19a igg 2:1 ser-rto