GUT MICROBIOME DYSBIOSIS AND NEURODEGENERATION: A SYSTEMATIC REVIEW AND META-ANALYSIS OF MECHANISTIC AND CLINICAL EVIDENCE FROM THE GUT–BRAIN AXIS. Review Journal of Neurological & Medical Sciences Review, [S. l.], v. 4, n. 5, p. 531–542, 2026. DOI: 10.63075/543tx691. Disponível em: https://nmsreview.org/index.php/rjnmsr/article/view/951. Acesso em: 2 jun. 2026.