Global and regional brain atrophy is associated with low or retrograde facial vein flow in multiple sclerosis. Veins and Lymphatics, [S. l.], v. 6, n. 1, 2017. DOI: 10.4081/vl.2017.6976. Disponível em: https://www.pagepressjournals.org/vl/article/view/6976. Acesso em: 17 dec. 2025.