OP01.14: First trimester absent nasal bone to detect fetuses with Down syndrome. A Meta-analysis
2008 ◽
Vol 32
(3)
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pp. 311-312
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Keyword(s):
The role of first-trimester fetal nasal bone in screening for down syndrome in the korean population
2006 ◽
Vol 195
(6)
◽
pp. S183
Keyword(s):
Keyword(s):
Keyword(s):
2007 ◽
Vol 196
(3)
◽
pp. 198-205
◽
Keyword(s):