Low-level immunity to rubella.
D000906:Antibodies / Q000032:analysis; D005260:Female; D005333:Fetus / Q000382:microbiology; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000517:prevention & control; D012409:Rubella / Q000276:immunology* / Q000517:prevention & control; D012411:Rubella Vaccine; D012412:Rubella virus / Q000302:isolation & purification
D000906:Antibodies; D012411:Rubella Vaccine