Drivers of Variability in 90-day Cost for Primary Single-level Microdiscectomy. Issue 6 (1st December 2018) - Chotai, Silky; Sivaganesan, Ahilan; Parker, Scott L; Sielatycki, John A; Archer, Kristin R; Nian, Hui; Stephens, Eric; Aaronson, Oran S; McGirt, Matthew J; Devin, Clinton J