Comparative Study Between Thoracic Segmental Block and Thoracic Paravertebral Block in Mastectomy Surgery. The Planet, [S. l.], v. 10, n. 01, p. 109–114, 2026. DOI: 10.5281/. Disponível em: https://bdjournals.org/planet/article/view/1359. Acesso em: 3 aug. 2026.