title: Loophole in rubella screening.
mesh_terms: D000914:Antibodies, Viral / Q000032:analysis; D005260:Female; D006801:Humans; D007075:Immunoglobulin M / Q000032:analysis; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000517:prevention & control*; D011261:Pregnancy Trimester, First; D011296:Prenatal Diagnosis / Q000379:methods; D012409:Rubella / Q000517:prevention & control*; D012412:Rubella virus / Q000276:immunology
chemical_list: D000914:Antibodies, Viral; D007075:Immunoglobulin M