[1] Instituto de Salud Carlos III,CIBER de Enfermedades Respiratorias
[2] Hospital Universitario Dr. Negrin,Multidisciplinary Organ Dysfunction Evaluation Research Network, Research Unit
[3] Hospital Universitario Río Hortega,Intensive Care Unit
[4] Hospital Virgen de La Luz,Intensive Care Unit
[5] Complejo Hospitalario Universitario de Santiago,Intensive Care Unit
[6] Corporació Sanitaria Parc Taulí,Critical Care Center
[7] Hospital General de Ciudad Real,Intensive Care Unit
[8] Hospital Clínico Universitario de Valladolid,Intensive Care Unit
[9] Hospital General de León,Intensive Care Unit
[10] Complejo Hospitalario Universitario de La Coruña,Intensive Care Unit
[11] Hospital Universitario NS de Candelaria,Research Unit
[12] Massachusetts General Hospital,Department of Respiratory Care
[13] Harvard University,Department of Anesthesia
[14] Hospital Universitario Dr. Negrin,Translational Research on Organ Dysfunction, Research Unit