TY - RPRT TI - Comparison of Ketamine and Pregabalin on Postoperative Opioid Usage and Pain Management in Spinal Fusion: Systematic Review and Network Meta-analysis. AU - Michael Coffin AU - Muhammad Zain Azhar AU - Walker Shepherd AU - Kyle McGrath AU - Rebecca Garner AU - Christiana Cornea AU - Joseph Cheng AU - Justin Virojanapa PY - 2026 DO - 10.1016/j.jocn.2026.112239 UR - https://pubmed.ncbi.nlm.nih.gov/42566840/ ID - 42566840 ER -