Doppler Ultrasound assessment as a predictor of Preterm Labor in Pregnant Women with Threatened Preterm Labor. The Insight, Dhaka, BD, v. 5, n. 02, p. 204–211, 2023. Disponível em: https://bdjournals.org/index.php/insight/article/view/293. Acesso em: 30 apr. 2025.