A case of permanent pacemaker implantation from the left side in persistent left superior vena cava – Technical challenges in a rare presentation. Indian Journal of Case Reports, [S. l.], v. 6, n. 5, p. 258–260, 2020. DOI: 10.32677/IJCR.2020.v06.i05.014. Disponível em: https://mansapublishers.com/ijcr/article/view/2325. Acesso em: 5 dec. 2025.