The prognostic value of ECG and right heart catheterization parameters in heart failure patients with reduced ejection fraction - Ocak, Kadir; Akın, Yeşim; Çetin, Elif Hande Özcan; Çetin, Mehmet Serkan; Temizhan, Ahmet (Advances in Interventional Cardiology/Postępy w Kardiologii Interwencyjnej, 2025)