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7. Sonographic markers of fetal trisomies: second trimester. Nyberg DA, Souter VL. J Ultrasound Med; 2001 Jun; 20(6):655-74. PubMed ID: 11400940 [Abstract] [Full Text] [Related]
8. Utility of minor ultrasonographic markers in the prediction of abnormal fetal karyotype at a prenatal diagnostic center. Sohl BD, Scioscia AL, Budorick NE, Moore TR. Am J Obstet Gynecol; 1999 Oct; 181(4):898-903. PubMed ID: 10521750 [Abstract] [Full Text] [Related]
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