Catalina Valencia

Severe diaphragmatic hernia treated by fetal endoscopic tracheal occlusion

Jacques Jani, K. H. Nicolaides, E. Gratacós et al. · Ultrasound in Obstetrics and Gynecology · 2009 · 420 citations · Full text

Screening for trisomies 21, 18 and 13 by maternal age, fetal nuchal translucency, fetal heart rate, free  -hCG and pregnancy-associated plasma protein-A

K. O. Kagan, D. Wright, Catalina Valencia et al. · Human Reproduction · 2008 · 260 citations · Full text

First‐trimester maternal serum pregnancy‐associated plasma protein‐A and pre‐eclampsia

Liona C. Poon, Nerea Maíz, Catalina Valencia et al. · Ultrasound in Obstetrics and Gynecology · 2008 · 238 citations · Full text

Ductus venosus Doppler in screening for trisomies 21, 18 and 13 and Turner syndrome at 11–13 weeks of gestation

Nerea Maíz, Catalina Valencia, Karl Oliver Kagan et al. · Ultrasound in Obstetrics and Gynecology · 2009 · 203 citations

Tricuspid regurgitation in screening for trisomies 21, 18 and 13 and Turner syndrome at 11 + 0 to 13 + 6 weeks of gestation

K. O. Kagan, Catalina Valencia, Panagiotis Livanos et al. · Ultrasound in Obstetrics and Gynecology · 2008 · 174 citations · Full text