Circulating brain‑derived neurotrophic factor as a potential biomarker of cognitive reserve in post-stroke cognitive impairment. Universa Medicina, [S. l.], v. 45, n. 3, 2026. DOI: 10.18051/UnivMed.2026.v45.%p. Disponível em: https://www.univmed.org/ejurnal/index.php/medicina/article/view/1996. Acesso em: 15 sep. 2026.