As, Ahmet Kağan, Arda Aybars Pala, Orhan Güvenç, and Senol Yavuz. 2022. “Can the Blood Urea Nitrogen to Serum Albumin Ratio Be Used As a Mortality Predictor in Patients With Pneumonia After Cardiac Surgery?”. The European Research Journal 8 (2): 155-61. https://doi.org/10.18621/eurj.1030236.