P04.08: Resolving access limitation to first trimester Down syndrome screening: is 3D nuchal translucency measurement combined with biochemical markers valid?
2002 ◽
Vol 187
(5)
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pp. 1239-1245
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1999 ◽
Vol 19
(4)
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pp. 360-363
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Keyword(s):
2000 ◽
Vol 96
(2)
◽
pp. 207-213
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Keyword(s):
2001 ◽
Vol 1
(4)
◽
pp. 295-300
2010 ◽
Vol 11
(4)
◽
pp. 194-198
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Keyword(s):