1. Health Care Research Group (GRECS), Biomedical Research Institute (IRB) Lleida Dr. Pifarre Foundation, Lleida, Spain
2. Department of Nursing and Physiotherapy, University of Lleida, Lleida, Spain
3. Society, Health, Education and Culture Research Group (GESEC) of the Univeristy of Lleida, Lleida, Spain
4. Department of Nursing I, University of the Basque Country (UPV/EHU), Biocruces Bizkaia Health Research Institute, Bizkaia, Spain
5. Department of Nursing, Physiotherapy, and Medicine, University of Almería, Almería, Spain
6. Social and Educational Analysis Group (GRASE) of the Univeristy of Lleida, Lleida, Spain
7. Department of Education Sciences, University of Lleida, Lleida, Spain