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Liver volume in trisomy 21 and euploid fetuses at 11 to 13 weeks.
Gielchinsky Y, Zvanca M, Minekawa R, Persico N, Nicolaides KH.
Prenat Diagn 2011;31:28-32. -
Brachycephaly and frontal lobe hypoplasia in fetuses with trisomy 21 at 11 + 0 to 13 + 6 weeks.
Borenstein M, Dagklis T, Csapo B, Sotiriadis A, Nicolaides KH.
Ultrasound Obstet Gynecol 2006;28:870-5.