1. Faculty of Medicine and Surgery, University of Sassari (UNISS), Viale San Pietro 43/B, 07100 Sassari, Italy
2. Department of Biomedicine and Prevention, University Tor Vergata, 00133 Rome, Italy
3. School of Health, Universidad Santiago de Cali, Cali 760000, Colombia
4. Department of Nursing, Faculty of Health Sciences, University of Jaen, 23071 Jaen, Spain
5. Instituto de Investigation Biosanitaria de Granada (Ibs.granada), University of Granada, 18012 Granada, Spain
6. Department of Medical Sciences and Public Health, University of Cagliari, 09042 Cagliari, Italy
7. Department of Nursing, Universidad Popular del Cesar, Valledupar 200002, Colombia