PROSPECTIVE DATA ON RISK OF DOWN SYNDROME IN RELATION TO MATERNAL AGE

Preventing the birth of infants with Down's syndrome: a cost-benefit analysis.

1976 • 118 citations

Prenatal diagnosis of genetic disorders.

1976 • 78 citations

POTATO BLIGHT AND NEURAL-TUBE DEFECTS

1973 • 20 citations

RISKS OF MALFORMED RELATIVES

1976 • 4 citations