MUHAMMAD BASHAR, Abul Hasan. Vascular Duplex Study: A Historical Perspective. Cardiovascular Journal, [S. l.], v. 14, n. 1, p. 55–60, 2021. DOI: 10.3329/cardio.v14i1.55375. Disponível em: https://www.banglajol.info/index.php/CARDIO/article/view/55375. Acesso em: 28 oct. 2025.