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Volume 70, Issue 11
Twinning and major birth defects, National Birth Defects Prevention Study, 1997–2007
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Twinning and major birth defects, National Birth Defects Prevention Study, 1997–2007
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Sep 2016
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Jan 2017
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May 2017
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Jun 2017
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Sep 2017
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Dec 2017
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115
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1
Feb 2018
87
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Mar 2018
101
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Apr 2018
100
7
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May 2018
158
5
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Jun 2018
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Jul 2018
84
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Aug 2018
103
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Sep 2018
170
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Oct 2018
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12
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Nov 2018
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9
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Dec 2018
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Jan 2019
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Feb 2019
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Mar 2019
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135
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5
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135
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Sep 2019
109
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Oct 2019
219
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Nov 2019
157
6
1
Dec 2019
339
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151
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1
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123
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132
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135
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51
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28
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Total
11140
730
400
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