Shen, J., S. Yan, C. Jagadish K., Y. Chu, P. Wang, S. Feng, T. Wang, C. Wang, and G. Zhao. “Relationship Between Perioperative Medication and Prolonged Postoperative Hospital Stay in Older Adults With Spinal Surgery: A Retrospective Cohort Study”. Canadian Geriatrics Journal, vol. 27, no. 4, Dec. 2024, pp. 500-18, doi:10.5770/cgj.27.748.