SINGH, V.; VARSHNEY, A. M.; KAUR, S. Awareness of ultrasonography among antenatal mothers attending the tertiary care hospital in Bundelkhand region of UP. International Journal Of Community Medicine And Public Health, [S. l.], v. 6, n. 1, p. 277–280, 2018. DOI: 10.18203/2394-6040.ijcmph20185257. Disponível em: https://www.ijcmph.com/index.php/ijcmph/article/view/3954. Acesso em: 26 oct. 2025.