1. Centro de Salud de Bembibre; Bembibre Spain
2. Department of Cardiology; Hospital de Basurto; Bilbao Spain
3. Department of Internal Medicine; Clinical Institute for Medicine and Dermatology; Hospital Clínic; Institute of Biomedical Research “August Pí i Sunyer” (IDIBAPS); Barcelona Spain
4. University of Barcelona; Barcelona Spain
5. Centro de Salud El Palo; Servicio Andaluz de Salud; Málaga Spain
6. Medical Department; Ferrer Internacional; Barcelona Spain
7. GOC Networking; Barcelona Spain
8. Clinical Unit of Internal Medicine; Biomedicine Institute of Malaga (IBIMA); Hospital Virgen de la Victoria; University of Malaga; Malaga Spain