Associations between urinary 3-indoxyl sulfate, a gut microbiome-derived biomarker, and patient outcomes after intensive care unit admission - Kuo, Selena Z.; Dettmer, Katja; Annavajhala, Medini K.; Chong, David H.; Uhlemann, Anne-Catrin; Abrams, Julian A.; Oefner, Peter J.; Freedberg, Daniel E. (Journal of Critical Care, 2021)