How does early ultrasound scan estimation of gestational age lead to higher rates of preterm birth?
How does early ultrasound scan estimation of gestational age lead to higher rates of preterm birth?
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DOI：
10.1067/mob.2002.120487
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发表时间：
2002-03-01
影响因子：
9.8
通讯作者：
Usher, R
中科院分区：
文献类型：
--
作者：
Yang, H;Kramer, MS;Usher, R
目的：早期超声扫描估计胎龄已知会增加报告的早产率（14天）排卵比早期更频繁（
OBJECTIVE: Early ultrasound scanning estimation of gestational age is known to increase the reported preterm delivery rate (14 days) ovulation is more frequent than early (