Isolated low second-trimester maternal serum β-human chorionic gonadotropin is not associated with adverse pregnancy outcome
2003 ◽
Vol 189
(3)
◽
pp. 755-757
◽
2003 ◽
Vol 189
(6)
◽
pp. S95
1993 ◽
Vol 169
(5)
◽
pp. 1359-1360
◽
1997 ◽
Vol 176
(1)
◽
pp. S149
2012 ◽
Vol 2
(3)
◽
pp. 311-314
1994 ◽
Vol 171
(2)
◽
pp. 315-320
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Keyword(s):
2001 ◽
Vol 97
(2)
◽
pp. 277-282
◽
1992 ◽
Vol 44
(4)
◽
pp. 485-486
◽
Keyword(s):
2011 ◽
Vol 54
(11)
◽
pp. 651
◽
Keyword(s):