MANUEL MONTERO PEREZ-BARQUERO2026-01-292026-01-29201910.1016/j.ejim.2018.10.0102-s2.0-85055124649https://www.scopus.com/inward/record.uri?eid=2-s2.https://ucocris.uco.es/handle/123456789/29701Internal MedicineInternal MedicineDigoxin and prognosis of heart failure in older patients with preserved ejection fraction: Importance of heart rate. Results from an observational and multicenter studyresearch article