MANUEL MONTERO PEREZ-BARQUERO2026-01-292026-01-29201910.1016/j.ejim.2018.10.0162-s2.0-85055439668https://www.scopus.com/inward/record.uri?eid=2-s2.https://ucocris.uco.es/handle/123456789/29714Internal MedicineInternal MedicineInfluence of potassium levels on one-year outcomes in elderly patients with acute heart failureresearch article