Ferreira, M. E. de S. e; Silva, S. C. O. da; Brito, B. A. M. de. THE THE UNIFIED HEALTH SYSTEM AND ITS ACCESS BARRIERS: AN INTEGRATIVE LITERATURE REVIEW. REASE 2025, 11 (11), 6878-6892. https://doi.org/10.51891/rease.v11i11.22739.