@article{5647cb972920453b90fb0c08c094a053,
title = "The effect of fetal gender on the prediction of Down syndrome by means of maternal serum α-fetoprotein and ultrasonographic parameters",
keywords = "Down syndrome, Ultrasonography, screening",
author = "Lockwood, \{Charles J.\} and Lauren Lynch and Alessandro Ghidini and Robert Lapinski and Gertrud Berkowitz and Barbara Thayer and Miller, \{Wayne A.\}",
year = "1993",
month = nov,
doi = "10.1016/0002-9378(93)90280-V",
language = "English",
volume = "169",
pages = "1190--1197",
journal = "American Journal of Obstetrics and Gynecology",
issn = "0002-9378",
number = "5",
}