Şahutoğlu, Tuncay, and Elif Şahutoğlu. “Reflecting, Not Defining: Limited Prognostic Value of Serum Creatinine Upon Admission in Computed Tomography–Based Mortality Models for COVID-19”. Cerrahpaşa Medical Journal, vol. 49, no. 1, Dec. 2025, pp. 1-6, doi:10.5152/cjm.2025.25043.