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Uterine artery pulsatility index in the three trimesters of pregnancy: effects of maternal characteristics and medical history.
Tayyar A, Guerra L, Wright A, Wright D, Nicolaides KH.
Ultrasound Obstet Gynecol 2015;45:689-97. pdf -
Adrenal gland length in euploid and trisomy 18 fetuses at 11-13 weeks.
Gielchinsky Y, Zvanca M, Akolekar R, Calvo JR, Nicolaides KH.
Prenat Diagn 2011;31:773-7. -
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.