| Affiliation: | 1. London School of Hygiene and Tropical Medicine, London, United Kingdom;2. Centro Nacional de Investigaciones Cardiovasculares Carlos III (CNIC), Madrid, Spain;3. CIBER de enfermedades CardioVasculares (CIBERCV), Madrid, Spain;4. Emergency Department, Hospital Clínic, Barcelona, Catalonia, Spain;5. Emergency Department, Short-Stay Unit and Home Hospitalization, Hospital General de Alicante, Alicante, Comunidad Valenciana, Spain;6. Emergency Department, Hospital Universitari de Bellvitge, L’Hospitalet de Llobregat, Catalonia, Spain;7. Emergency Department, Hospital Universitario Central de Asturias, Oviedo, Asturias, Spain;8. Emergency Department, Hospital de la Santa Creu i Sant Pau, Universidad Autónoma de Barcelona, Barcelona, Catalonia, Spain;9. Emergency Department, Short-Stay Unit, Hospital la Fe de Valencia, Valencia, Comunidad Valenciana, Spain;10. Emergency Department, Short-Stay Unit, Hospital Universitario de Burgos, Burgos, Castilla y León, Spain;11. Emergency Department, Hospital Universitario de Getafe, School of Biomedical and Health Sciences, Universidad Europea, Madrid, Spain;12. Emergency Department, Hospital General Universitario Gregorio Marañón, Madrid, Spain;13. Department of Geriatric Medicine, Hospital General Universitario Gregorio Marañón, Madrid, Spain;14. Instituto de Investigación iiSGM, CIBER de fragilidad y envejecimiento, Universidad Complutense de Madrid, Madrid, Spain;15. Cardiology Department and Instituto de Investogación del Hospital Universitario 12 de Octubre (imas12), and the Facultad de Medicina, Universidad Complutense, Madrid, Spain;p. Emergency Department, Hospital Clínico San Carlos, Instituto de Investigación Sanitaria Hospital Clínico San Carlos (IdISSC), Universidad Complutense de Madrid, Madrid, Spain |
