title: Preimplantation genetics--two first steps.
authors: Illinois Masonic Medical Center, Department of Obstetrics and Gynecology, Chicago 60657.
authors: C M
authors: CM
authors: Strom
mesh_terms: D000818:Animals; D001755:Blastocyst; D047108:Embryonic Development / Q000235:genetics*; D005260:Female; D030342:Genetic Diseases, Inborn / Q000175:diagnosis; D006801:Humans; D016133:Polymerase Chain Reaction; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000379:methods