Cita APA

Payne, J. N. (1991). Who should be offered prenatal screening for Down's syndrome?

Chicago Style Citation

Payne, J N. Who Should Be Offered Prenatal Screening for Down's Syndrome? 1991.

Cita MLA

Payne, J N. Who Should Be Offered Prenatal Screening for Down's Syndrome? 1991.

Atenció: Aquestes cites poden no estar 100% correctes.