German CM, Matias T, Laura S, Pedro R, Martin OS, Elizabet SM, et al. Peripheral perfusion index in critically ill COVID-19 and its association with multiorgan dysfunction. J Clin Intensive Care Med [Internet]. 2023 Mar. 8 [cited 2026 Jan. 19];8(1):004-0. Available from: https://www.intensivecaremedjournal.com/index.php/jcicm/article/view/jcicm-aid1043