Selective birth.
D000013:Congenital Abnormalities / Q000175:diagnosis; D004200:Diseases in Twins; D005260:Female; D005313:Fetal Death; D005817:Genetic Counseling; D006801:Humans; D007231:Infant, Newborn; D007258:Informed Consent; D011247:Pregnancy; D011272:Pregnancy, Multiple; D011296:Prenatal Diagnosis; D014427:Twins; D014463:Ultrasonography