1. Department of Sociology, Social Work and Public Health, Faculty of Labour Sciences, University of Huelva, Huelva, Spain
2. Safety and Health Postgraduate Programme, Universidad Espíritu Santo, Guayaquil, Ecuador
3. Faculty of Education, Psychology and Sports Sciences, University of Huelva, Huelva, Spain
4. Red Cross of Huelva, Huelva, Spain
5. Centro Universitario de Enfermería Cruz Roja, University of Seville, Seville, Spain
6. Department of Business Management and Marketing, Faculty of Labour Sciences, University of Huelva, Huelva, Spain
7. Department of Nursing, Faculty of Nursing, Physiotherapy, and Podiatry. University of Seville, Seville, Spain.