Do Adult Spinal Deformity Patients Undergoing Surgery Continue to Improve From 1-Year to 2-Years Postoperative? - Zuckerman SL; Lai CS; Shen Y; Cerpa M; Lee NJ; Kerolus MG; Ha AS; Buchanan IA; Devin CJ; Lehman RA; Lenke LG (Global spine journal, 2023)