Fluid tolerance in septic shock: Femoral vein pulsatility versus VExUS score in a cross-sectional study. Southern African Journal of Critical Care, [S. l.], v. 42, n. 1, p. e2816, 2026. DOI: 10.7196/. Disponível em: https://samajournals.co.za/index.php/sajcc/article/view/2816. Acesso em: 23 apr. 2026.