How are we defining preoperative anemia? A comparison of various anemia thresholds among patients undergoing short-construct lumbar spinal fusion. - Issa, Tariq Z.; Tarawneh, Omar H.; Ezeonu, Teeto; Lambrechts, Mark J.; Kurd, Mark F.; Kaye, Ian David; Canseco, Jose A.; Hilibrand, Alan S.; Vaccaro, Alexander R.; Kepler, Christopher K.; Schroeder, Gregory D. (Journal of Craniovertebral Junction & Spine, 2025)