The value of local validation of a predictive model. A nomogram for predicting failure of non-invasive ventilation in patients with SARS-COV-2 pneumonia Héctor Hernández Garcés, Alberto Belenguer Muncharaz, Francisco Bernal Julián, Irina Hermosilla Semikina, Luis Tormo Rodríguez, Estefanía Granero Gasamans, Clara Viana Marco, Rafael Zaragoza Crespo

Correlation and concordance of HACOR and IROX scales in patients with COVID-19 pneumonia who received non-invasive ventilation in two intensive care units Alberto Belenguer-Muncharaz, Irina Hermosilla-Semikina, Francisco Bernal-Julián, Héctor Hernández-Garcés, Lluís Tormo-Rodriguez, Estefanía Granero-Gasamans

Ten-year evolution of mechanical ventilation in acute respiratory failure in the hematogical patient admitted to the intensive care unit A. Belenguer-Muncharaz, L. Albert-Rodrigo, A. Ferrandiz-Sellés, G. Cebrián-Graullera