Streptococcus pneumoniae 3 Ab.IgG^2nd specimen/1st specimen
streptococcus pneumoniae 3 ab.igg^2nd specimen/1st specimen
Streptococcus pneumoniae 3 Ab.IgG^2nd specimen/1st specimen
streptococcus pneumoniae 3 ab.igg^2nd specimen/1st specimen