1. Critical Care Unit, Hospital Universitario Lucus Augusti, Lugo, Spain
2. Critical Care Unit, Complexo Hospitalario Universitario A Coruña, Instituto de Investigación Biomédica de A Coruña (INIBIC), A Coruña, Spain
3. Spinal Cord Injury Unit (SCIU), Complexo Hospitalario Universitario A Coruña, A Coruña, Spain
4. Research Support Unit, Nursing and Healthcare Research Group, Rheumatology and Health Research Group, Instituto de Investigación Biomédica de A Coruña (INIBIC), Complexo Hospitalario Universitario de A Coruña (CHUAC), Sergas, Universidade da Coruña, A Coruña, Spain