title: Serological distinction between primary rubella and reinfection.
mesh_terms: D000914:Antibodies, Viral / Q000032:analysis*; D000918:Antibody Specificity; D006801:Humans; D007074:Immunoglobulin G / Q000032:analysis*; D012008:Recurrence; D012409:Rubella / Q000276:immunology*
chemical_list: D000914:Antibodies, Viral; D007074:Immunoglobulin G