Rubella virus Ab.IgG^1st specimen/2nd specimen:Ratio:Pt:Ser:Qn
rubella virus ab.igg^1st specimen/2nd specimen:ratio:pt:ser:qn
Rubella virus IgG Ab [Ratio] in Serum --1st specimen/2nd specimen
rubella virus igg ab [ratio] in serum --1st specimen/2nd specimen