OP01.31: Incorporation of nasal bone assessment into first-trimester Down syndrome screening with free beta hCG, PAPP-A and nuchal translucency
Keyword(s):
Beta Hcg
◽
Keyword(s):
Keyword(s):
Keyword(s):
Keyword(s):
1995 ◽
Vol 172
(1)
◽
pp. 260
2000 ◽
Vol 96
(2)
◽
pp. 207-213
◽
Keyword(s):
Keyword(s):
2010 ◽
Vol 11
(4)
◽
pp. 194-198
◽
Keyword(s):