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. 1991 May 1;1(3):212-9.
doi: 10.1046/j.1469-0705.1991.01030212.x.

Ultrasound instead of last menstrual period as the basis of gestational age assignment

R T Geirsson  1
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Free article

Ultrasound instead of last menstrual period as the basis of gestational age assignment

R T Geirsson. Ultrasound Obstet Gynecol. .
Free article
No abstract available

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