1. Intensive Care Medicine Service Research Institute Hospital 12 de Octubre (i+12), Hospital Universitario 12 de Octubre Madrid Spain
2. Intensive Care Medicine Department Hospital Universitari de Bellvitge, L'Hospitalet de Llobregat Barcelona Spain
3. Intensive Care Medicine Service Hospital Universitario Miguel Servet Zaragoza Spain
4. Intensive Care Medicine Service Hospital General Universitario Reina Sofía de Murcia Murcia Spain
5. Intensive Care Medicine Service Hospital Universitario de Girona Josep Trueta Gerona Spain
6. Intensive Care Medicine Service Hospital Universitario Germans Trias i Pujol Barcelona Spain
7. Intensive Care Medicine Service Hospital Universitario Clínico San Carlos Madrid Spain
8. Intensive Care Medicine Service Hospital Universitario 12 de Octubre Madrid Spain
9. Intensive Care Medicine Service Hospital General Universitario de Castellón Comunidad Valenciana Spain
10. Intensive Care Medicine Service Hospital Universitario Arnau de Villanova Lérida Spain
11. Intensive Care Medicine Service Hospital Universitario de Fuenlabrada Madrid Spain
12. Intensive Care Medicine Service Hospital Universitario Infanta Cristina, Parla Madrid Spain