title: Recombinant DNA, chromosomes and prenatal diagnosis.
mesh_terms: D002877:Chromosomes, Human; D004274:DNA, Recombinant; D005260:Female; D030342:Genetic Diseases, Inborn / Q000235:genetics*; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000379:methods*
chemical_list: D004274:DNA, Recombinant