The benefits of ultrasound combined with mammography in breast cancer screening for women at high risk. Portuguese Journal of Family Medicine and General Practice, [S. l.], v. 24, n. 3, p. 436–8, 2008. DOI: 10.32385/rpmgf.v24i3.10516. Disponível em: https://rpmgf.pt/ojs/index.php/rpmgf/article/view/10516. Acesso em: 17 apr. 2026.