Determination of Fetal gestational age in singleton pregnancies: Accuracy of ultrasonographic placenta thickness and volume at a Nigerian tertiary Hospital. AJBR [اینترنت]. 30 می 2022 [ارجاع شده 5 آوریل 2026];25(2):113-9. قابل دسترس در: https://ojshostng.com/index.php/ajbr/article/view/1758