Accuracy of Ultrasonography for Gestational Age Estimation Compared with Last Menstrual Period: A Cross-Sectional Study: https://doi.org/10.5281/zenodo.18210578. Pakistan Journal of Medical & Cardiological Review, [S. l.], v. 4, n. 4, p. 2422–2428, 2026. Disponível em: https://pakjmcr.com/index.php/1/article/view/463. Acesso em: 27 jun. 2026.