-
Meta-analysis of second-trimester markers for trisomy 21.
Agathokleous M, Chaveeva P, Poon LC, Kosinski P, Nicolaides KH.
Ultrasound Obstet Gynecol 2013;41:247-61. -
Prenasal thickness in trisomy-21 fetuses at 16-24 weeks of gestation.
Persico N, Borenstein M, Molina F, Azumendi G, Nicolaides KH.
Ultrasound Obstet Gynecol 2008;32:751-4. -
Prenatal diagnosis of triploidy during the second trimester of pregnancy.
Jauniaux E, Brown R, Rodeck C, Nicolaides KH.
Obstet Gynecol 1996;88:983-9.