The diagnostic value of the early extended fetal heart examination at 13 to 14 weeks gestational age in a high-risk population
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2009 ◽
Vol 169
(3)
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pp. 305-310
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1986 ◽
Vol 23
(1-2)
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pp. 1-11
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1993 ◽
Vol 48
(2)
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pp. 77-79
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1992 ◽
Vol 99
(6)
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pp. 469-474
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1988 ◽
Vol 37
(1)
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pp. 1-10
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