1. Domiciliary Hospitalisation Unit, Hospital Universitario Marqués de Valdecilla, Santander, Spain
2. Internal Medicine Unit, Hospital Universitario Marqués de Valdecilla, Santander, Spain
3. Financial Management, Hospital Universitario Marqués de Valdecilla, Santander, Spain
4. Primary Care and Community Medicine, Santa Cruz de Bezana Health Center, Santander, Spain
5. Infectious Disease Unit, Hospital Universitario Marqués de Valdecilla, Santander, Spain
6. Service of Cardiology, Hospital Universitario Marqués de Valdecilla, University of Cantabria, Santander, Spain
7. Infectious Disease Unit, Hospital Universitario Marqués de Valdecilla, University of Cantabria, Santander, Spain