Intraoperative ultrasound imaging features in high-grade metastatic spinal cord compression treated with separation surgery - Ferrer, ER; Kimchi, G; Tom, MC; Chakravarthy, VB; Amini, B; de Almeida, RAA; Zuluaga-Garcia, JP; Call-Orellana, F; North, RY; Alvarez-Breckenridge, CA; Rhines, LD; Tatsui, CE (Neurosurgical Focus, 2025)