Fetal nasal bone as ultrasonographic marker for trisomy 21 in a low-risk population between 18 and 22 gestational weeks
2005 ◽
Vol 5
(3)
◽
pp. 171-177
◽
2005 ◽
Vol 5
(3)
◽
pp. 171-177
Ultrasonographic measurement of fetal nasal bone in a low-risk population at 19-22 gestational weeks
2003 ◽
Vol 23
(2)
◽
pp. 152-153
◽
2005 ◽
Vol 192
(4)
◽
pp. 1107-1111
◽
Keyword(s):
2003 ◽
Vol 101
(5, Part 1)
◽
pp. 905-908
◽
Keyword(s):
2003 ◽
Vol 21
(2)
◽
pp. 156-160
◽
Keyword(s):
2003 ◽
Vol 101
(5)
◽
pp. 905-908
◽
Keyword(s):