1. Department of Health Sciences, Public University of Navarre (UPNA), Avda. Barañain s/n, Navarra, Pamplona 31008, Spain
2. University Hospital of Navarra, C/Irunlarrea 3, Navarra, Pamplona 31008, Spain
3. IdiSNA, Navarra Institute for Health Research, Irunlarrea, 3, Navarra, Pamplona 31008, Spain