AKBARZADEH, M. A.; SAFI, M.; KHAHESHI, I.; BAHROLOLOUMI BAFRUEE, N. Syncope during pregnancy in a patient with permanent cardiac pacemaker, due to increased pacing threshold. International Journal of Cardiovascular Practice, [S. l.], v. 1, n. 2, p. 45–46, 2016. DOI: 10.21859/ijcp-010207. Disponível em: https://journals.sbmu.ac.ir/ijcp/article/view/12542. Acesso em: 2 may. 2024.