DOI: 10.1055/s-00028422

Ultrasound International Open

References

Nyberg DA, Souter VL, El-Bastawissi A. et al.
Isolated sonographic markers for detection of fetal Down syndrome in the second trimester of pregnancy.

Journal of Ultrasound in Medicine: Official Journal of the American Institute of Ultrasound in Medicine 2001;
20: 1053-1063

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