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Determination of Fetal gestational age in singleton pregnancies: Accuracy of ultrasonographic placenta thickness and volume at a Nigerian tertiary Hospital. AJBR [网际网络]. 2022年5月30日 [见引于 2026年4月25日];25(2):113-9. 载于: https://ojshostng.com/index.php/ajbr/article/view/1758