Task: Answer Verification
Input (English): Question: Does in Heart Failure Patients with Left Bundle Branch Block Single Lead MultiSpot Left Ventricular Pacing Improve Acute Hemodynamic Response To Conventional Biventricular Pacing . A Multicenter Prospective , Interventional , Non-Randomized Study?
Answer: In patients with LBBB MultiSPOT LV pacing demonstrated comparable improvement in contractility to best conventional BiV pacing. Optimization of atrioventricular delay is important for the best performance for both BiV and MultiSPOT pacing configurations.
Output (English): no