Streptococcus pneumoniae capsular polysaccharide Ab.IgG2:MCnc:Pt:Ser:Qn:IA
streptococcus pneumoniae capsular polysaccharide ab.igg2:mcnc:pt:ser:qn:ia
S pneum CPS IgG2 Ser IA-mCnc
s pneum cps igg2 ser ia-mcnc