O’BRIEN, Nicole F. et al. The brain shock index: repurposing the Lindegaard ratio for detecting cerebral hypoperfusion in children with cerebral malaria. The Ultrasound Journal, Fidenza (PR), Italy, v. 17, n. 1, p. 27, 2025. DOI: 10.1186/s13089-025-00430-8. Disponível em: https://www.mattioli1885journals.com/index.php/theultrasoundjournal/article/view/18148. Acesso em: 23 apr. 2026.