title: False-negative results in polymerase chain reaction-based prenatal diagnosis from maternal blood.
authors.forename: M
authors.initials: M
authors.lastname: Hengstschläger
authors.forename: G
authors.initials: G
authors.lastname: Hölzl
authors.forename: G
authors.initials: G
authors.lastname: Bernaschek
mesh_terms: D005188:False Negative Reactions; D005260:Female; D005312:Fetal Blood / Q000166:cytology*; D006801:Humans; D016133:Polymerase Chain Reaction; D011247:Pregnancy; D011296:Prenatal Diagnosis