Plasma CA125 as a Prognostic Marker in Very Elderly Patients Hospitalized for Acute Heart Failure. - Jaramillo-Hidalgo, Javier; Ramos, Mónica; Quezada-Feijoó, Maribel; Toro, Rocío; García-Calderón, Noemí; Gómez-Pavón, Francisco Javier (Journal of Clinical Medicine, 2026)