1. Hospital “San Juan de la Cruz”—Servicio Sanitario Público Andaluz, Jaén, Spain
2. Department of Nursing, Faculty of Health Sciences, University of Granada, Spain
3. Instituto Investigación Biosanitaria, ibs.Granada University of Granada, Spain
4. Department of Statistics and Operations Research, School of Pharmacy, University of Granada, Spain
5. Institute of Neuroscience, University of Granada, Spain