Maternal smoking during pregnancy and false positive maternal serum alpha-fetoprotein (MSAFP) screening for open neural tube defects
1992 ◽
Vol 8
(6)
◽
pp. 341-341
1989 ◽
Vol 244
(3)
◽
pp. 133-136
◽
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Keyword(s):
Keyword(s):
2020 ◽
Vol 222
(1)
◽
pp. S470
Keyword(s):
Keyword(s):
Keyword(s):
1976 ◽
Vol 83
(3)
◽
pp. 213-216
◽
Keyword(s):