Infants undergoing antenatal genetic diagnosis: a preliminary report.

Abortion, Spontaneous/etiology Adult Amniocentesis/adverse effects Child Child Development Child, Preschool Chromosome Aberrations Chromosomes, Human, 21-22 and Y Embryonic and Fetal Development Female Fetal Diseases/diagnosis Genetic Counseling Growth Disorders/diagnosis Hemorrhage/etiology Humans Intelligence Maternal Age Metabolism, Inborn Errors/diagnosis Pregnancy Pregnancy Complications/diagnosis Pregnancy Complications, Hematologic/etiology Psychology, Child Psychometrics Sex Chromosomes Substance-Related Disorders Trisomy