Association of RBC Transfusion Thresholds and Outcomes in Medical Patients With Acute Respiratory Failure Supported With Extracorporeal Membrane Oxygenation: A Single-Center Retrospective Cohort Study. - Pratt EH; Pulsipher AM; Moulton NG; MacDonald A; Poehlein E; Green CL; Rackley CR (Chest, 2024)