“Association between blood urea nitrogen-to-creatinine ratio and all-cause mortality in critically ill patients with sepsis: an analysis based on the MIMIC-IV database: Bun/creatinine ratio and mortality in sepsis”, Indian J Exp Biol, vol. 64, no. 08, pp. 727–739, Jul. 2026, doi: 10.56042/ijeb.v64i08.27481.