As AK, Pala AA, Güvenç O, Yavuz S. Can the blood urea nitrogen to serum albumin ratio be used as a mortality predictor in patients with pneumonia after cardiac surgery?. Eur Res J [Internet]. 2022 Mar. 3 [cited 2026 Apr. 6];8(2):155-61. Available from: https://eurj.org.tr/article/view/623