474: Fetal fibronectin and cervical length as predictors of preterm birth in twin pregnancies, with or without 17-hydroxyprogesterone caproate
2013 ◽
Vol 208
(1)
◽
pp. S205
◽
2014 ◽
Vol 31
(12)
◽
pp. 1023-1030
◽
2009 ◽
Vol 201
(3)
◽
pp. 313.e1-313.e5
◽
Keyword(s):
1997 ◽
Vol 104
(12)
◽
pp. 1398-1404
◽
Keyword(s):
2009 ◽
Vol 107
◽
pp. S199-S199
◽
Keyword(s):
1998 ◽
Vol 53
(7)
◽
pp. 402-403
Keyword(s):
2008 ◽
Vol 199
(6)
◽
pp. S25
Keyword(s):
2012 ◽
Vol 207
(1)
◽
pp. 51.e1-51.e5
◽
2017 ◽
Vol 31
(19)
◽
pp. 2564-2568
◽
Keyword(s):
2020 ◽
Vol 247
◽
pp. 22-25