LÖVBLAD, K.; OSWALD, H. Magnetic resonance imaging of the ischaemic penumbra. Swiss Medical Weekly, [S. l.], v. 133, n. 4142, p. 551–559, 2003. DOI: 10.4414/smw.2003.10344. Disponível em: https://smw.ch/index.php/smw/article/view/317. Acesso em: 29 mar. 2024.