442: Trends of perinatal mortality among twins in the United States, 2003 - 2013
2016 ◽
Vol 214
(1)
◽
pp. S243-S244
2004 ◽
Vol 103
(1)
◽
pp. 63-70
◽
2001 ◽
Vol 153
(4)
◽
pp. 332-337
◽
2018 ◽
Vol 218
(1)
◽
pp. S147-S148
Keyword(s):
Keyword(s):
1978 ◽
Vol 68
(4)
◽
pp. 359-364
◽
2005 ◽
Vol 193
(3)
◽
pp. 1076.e1-1076.e9
◽
1958 ◽
Vol 167
(9)
◽
pp. 1122
Keyword(s):