@article{article616f4f5a,
title   = {Second-trimester soft markers: relation to first-trimester nuchal translucency in unaffected pregnancies},
author = {Miguelez, J and Brizot, Maria de Lourdes and Liao, Adolfo Wenjaw and Carvalho, M H B de and Zugaib, Marcelo},
year = {2012},
doi = {10.1002/uog.9024},
journal   = {Ultrasound in obstetrics & gynecology}
}