@article{article2d4575fc,
title   = {First trimester fetal echocardiography},
author = {Carvalho, Sandra Regina Marques and Mendes, Maria Célia and Poli-Neto, Omero Benedicto and Berezowski, Aderson Tadeu},
year = {2008},
journal   = {Gynecologic and Obstetric Investigation}
}