Skakun O, Seredyuk N, Fedorov S, Verbovska O. Ferritin-Haemoglobin Ratio as a Predictor of Severity and Fatal Outcome in Patients with COVID-19. Scr Med [Internet]. 20. Septembar 2023. [citirano 12. Juli 2026.];54(3):237-44. Dostupno na: https://asistent.ceon.rs/index.php/scriptamed/article/view/45157