Ikhithi luvavanyo olukhawulezayo lwe-chromatographic immunoassay yokukhangela umgangatho we-IgG antibodies ngokuchasene neMasisi / Rubella / Mumps Virus kwiserum yabantu / iplasma ukunceda ekuxilongweni kweMasisi / Rubella / Usulelo lweMumps Virus.