Intrathecal Drug Delivery for Intractable Pain: Identified Patient Satisfaction Survey Study Comparing Intrathecal Dose With Satisfaction, Pain Relief, and Side Effects. - Schultz DM; Bakke CH; Ruble HL; Larmour CS; Hagedorn JM; Abd-Elsayed A (Neuromodulation : journal of the International Neuromodulation Society, 2025)