Monoamniotic twinning and zona manipulation: A survey of U.S. IVF centers correlating zona manipulation procedures and high-risk twinning frequency
1996 ◽
Vol 13
(5)
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pp. 381-385
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1996 ◽
Vol 13
(9)
◽
pp. 748-748
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1997 ◽
Vol 14
(6)
◽
pp. 365-365
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1976 ◽
Vol 41
(4)
◽
pp. 555-555
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1982 ◽
Vol 47
(4)
◽
pp. 373-375
◽
2000 ◽
Vol 111
(2)
◽
pp. 662-667
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1997 ◽
Vol 27
(11)
◽
pp. 1247-1253
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