PT - JOURNAL ARTICLE AU - Pereira, Mauricio G. TI - Letter to the Editor: Hierarchy of Evidence AID - 10.14444/8677 DP - 2024 Nov 04 TA - International Journal of Spine Surgery PG - 8677 4099 - https://www.ijssurgery.com/content/early/2024/10/28/8677.short 4100 - https://www.ijssurgery.com/content/early/2024/10/28/8677.full