title: [Value of the ultrasonic studies in biopsy of the chorion, according to genetic indicators].
mesh_terms: D001706:Biopsy / Q000379:methods; D002823:Chorion / Q000473:pathology*; D005069:Evaluation Studies as Topic; D005260:Female; D030342:Genetic Diseases, Inborn / Q000175:diagnosis*; D006801:Humans; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D011296:Prenatal Diagnosis; D014463:Ultrasonography
vernacular_title: Znachenie ul'trazvukovogo issledovaniia pri biopsii khoriona po geneticheskim pokazaniiam.