Clinical outcomes with lower versus conventional dose polymyxin B regimens in dialysis dependent and non-dialysis patients with gram-negative sepsis: A real-world propensity-score matched cohort study - Asha K. Rajan; Vishal Shanbhag; Vijayanarayana Kunhikatta; Ravindra Prabhu Attur; Beven Nelson; Varun Kumar S. G; Souvik Chaudhuri; Girish Thunga (PLoS ONE, 2026)