JHA, R.; SHAH, A.; JHA, S. K. Ultrasonography findings in first trimester vaginal bleeding. Nepal Journal of Obstetrics and Gynaecology, [S. l.], v. 15, n. 2, 2020. DOI: 10.3126/njog.v15i2.32919. Disponível em: https://nepjol.info/index.php/NJOG/article/view/32919. Acesso em: 16 aug. 2024.