Streptococcus pneumoniae Danish serotype 15B Ab.IgG^2nd specimen/1st specimen
streptococcus pneumoniae danish serotype 15b ab.igg^2nd specimen/1st specimen
Streptococcus pneumoniae Danish serotype 15B Ab.IgG^2nd specimen/1st specimen
streptococcus pneumoniae danish serotype 15b ab.igg^2nd specimen/1st specimen