F. Vos

Trends in Serial Measurements of Ultrasound Markers in Second and Third Trimester Down Syndrome Fetuses

C. Bilardo, E. Tromp, E. de Jong‐Pleij, 2015, Fetal Diagnosis and Therapy.

Fetal facial profile markers of Down syndrome in the second and third trimesters of pregnancy

C. Bilardo, E. Tromp, K. Kagan, 2015, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Is 3D technique superior to 2D in Down syndrome screening? Evaluation of six second and third trimester fetal profile markers

C. Bilardo, L. Ribbert, E. Tromp, 2015, Prenatal diagnosis.

Nasal bone length, prenasal thickness, prenasal thickness‐to‐nasal bone length ratio and prefrontal space ratio in second‐ and third‐trimester fetuses with Down syndrome

K. Kagan, C. Bilardo, E. Pajkrt, 2015, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Three-dimensional ultrasound imaging and measurement of nasal bone length, prenasal thickness and frontomaxillary facial angle in normal second- and third-trimester fetuses

F. Vos, 2015 .

Prenasal thickness‐to‐nasal bone length ratio: a strong and simple second‐ and third‐trimester marker for trisomy 21

L. Pistorius, L. Ribbert, E. Tromp, 2012, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Three‐dimensional ultrasound imaging and measurement of nasal bone length, prenasal thickness and frontomaxillary facial angle in normal second‐ and third‐trimester fetuses

E. Tromp, C. M. Bilardo, F. Vos, 2012, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Facial profile markers in second‐ and third‐trimester fetuses with trisomy 18

E. Tromp, E. de Jong‐Pleij, G. Manten, 2015, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

The facial profile of Down syndrome fetuses in the second and third trimester of pregnancy

K. Kagan, C. Bilardo, E. Tromp, 2014 .

Is 3D technique superior to 2D in Down syndrome screening? Evaluation of six second and third trimester fetal profile markers

F. Vos, 2015 .

Fetal facial profile markers of Down syndrome in the second and third trimesters of pregnancy

K. Kagan, E. Tromp, M. Bakker, 2015, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Ultrasonography of the fetal nose, maxilla, mandible and forehead as markers for aneuploidy

F. Vos, 2015 .