Levosimendan off-label successfully used in two patients with exacerbated COPD and severe bronchospasm: a case series focusing on an explorative review of the current literature. Advances in Anesthesia and Pain Medicine, [S. l.], v. 1, n. 1, 2023. DOI: 10.4081/amsa.2023.36. Disponível em: https://www.aapm-journal.com/site/article/view/36. Acesso em: 14 jun. 2025.