GUTTE, G. P. . Study of Estimation of Gestational Age by Ultrasonography using Fetal Parameters at a Tertiary Institute. Journal of Biomedical and Pharmaceutical Research, [S. l.], v. 7, n. 1, 2018. Disponível em: http://jbpr.in/index.php/jbpr/article/view/1202. Acesso em: 25 jun. 2026.