VO, T. A.; NGUYEN, N. H. Q.; NGUYEN, T. H. N.; LE, T. D. T. Imaging characteristics of lower limb venous insufficiency on doppler ultrasonic. The Vietnam Journal of Cardiovascular and Thoracic Surgery, [S. l.], v. 48, p. 78 - 86, 2024. DOI: 10.47972/vjcts.v48i.1199. Disponível em: https://vjcts.vn/index.php/vjcts/article/view/1199. Acesso em: 13 feb. 2026.