RT Journal Article SR Electronic T1 Letter to the Editor: “Outpatient Minimally Invasive Lumbar Fusion Using Multimodal Analgesic Management in the Ambulatory Surgery Setting” JF International Journal of Spine Surgery JO Int J Spine Surg FD International Society for the Advancement of Spine Surgery SP 8109 DO 10.14444/8109 A1 Ellen M. Soffin A1 Alexander P. Hughes A1 James D. Beckman A1 Andrew A. Sama A1 Frank P. Cammisa YR 2021 UL http://ijssurgery.com//content/early/2021/09/14/8109.abstract AB