Fegley MW, Gupta RG, Elkassabany N, Augoustides JG, Werlhof H, Gutsche JT, Kornfield ZN, Patel N, Sanders J, Fernando RJ, Morris BN. Elective Total Knee Replacement in a Patient With a Left Ventricular Assist Device-Navigating the Challenges With Spinal Anesthesia. J Cardiothorac Vasc Anesth. 2021 Feb; 35(2):662-669.