Key laboratory changes in severe trauma, a different pattern for each clinical phenotype Adrián Marcos-Morales; Jesús Abelardo Barea Mendoza; Marcos Valiente Fernández; Carlos García Fuentes; Fernando Calvo Boyero; Cecilia Cueto-Felgueroso; Judith Gutiérrez Gutiérrez; Francisco de Paula Delgado Moya; Carolina Mudarra Reche; Susana Bermejo Aznárez; Alfonso Lagares; Mario Chico Fernández;

Effectiveness of non-invasive ventilation in critical patients with acute respiratory failure and do not intubate order Andres Carrillo-Alcaraz; Miguel Guia; Pilar Tornero-Yepez; Laura López-Gomez; Nuria Alonso-Fernandez; Juan Gervasio Martin Lorenzo; Juan Miguel Sanchez Nieto;

Comparison of non-invasive ventilation on bilevel pressure mode and CPAP in the treatment of COVID-19 related acute respiratory failure. A propensity score¿matched analysis Andrés Carrillo-Alcaraz; Miguel Guia; Laura Lopez-Gomez; Pablo Bayoumy; Aurea Higon-Cañigral; Elena Carrasco González; Pilar Tornero Yepez; Juan Miguel Sánchez-Nieto;