Central Sarcopenia, Frailty and Comorbidity as Predictor of Surgical Outcome in Elderly Patients with Degenerative Spine Disease. - Dong Uk Kim; Hyung Ki Park; Gyeoung Hae Lee; Jae Chil Chang; Hye Ran Park; Sukh Que Park; Sung Jin Cho (Journal of Korean Neurosurgical Society, 2021)