1. Delicias-Sur Primary Care Health Center, Aragón Health Service, EpiChron Research Group, Red de Investigación en Servicios de Salud en Enfermedades Crónicas (REDISSEC), Zaragoza, Spain
2. EpiChron Research Group, Instituto de Investigación Sanitaria (IIS) Aragón, Zaragoza, Spain
3. EpiChron Research Group, Aragón Health Sciences Institute, IIS Aragón, REDISSEC, Miguel Servet University Hospital, Zaragoza, Spain