Streptococcus pneumoniae 9 Ab.IgG^2nd specimen/1st specimen
streptococcus pneumoniae 9 ab.igg^2nd specimen/1st specimen
Streptococcus pneumoniae 9 Ab.IgG^2nd specimen/1st specimen
streptococcus pneumoniae 9 ab.igg^2nd specimen/1st specimen