Streptococcus pneumoniae 5 Ab.IgG^2nd specimen/1st specimen
streptococcus pneumoniae 5 ab.igg^2nd specimen/1st specimen
Streptococcus pneumoniae 5 Ab.IgG^2nd specimen/1st specimen
streptococcus pneumoniae 5 ab.igg^2nd specimen/1st specimen