A Critical Appraisal of the Application of Frailty and Sarcopenia in the Spinal Oncology Population. - MacLean MA; Charles AJ; Georgiopoulos M; Phinney J; Charest-Morin R; Goodwin R; Laufer I; Fehlings MG; Shin J; Dea N; Rhines LD; Sahgal A; et al. (Global spine journal, 2025)