c917523a_y_Results___ClinicalTrials_gov__Description
[0] CRT-P: Not Randomized [Description] 
Subjects successfully implanted with a CRT-P device who were not randomized
Biventricular Versus Right Ventricular Pacing in Heart Failure Patients With Atrioventricular Block (BLOCK HF) - Study Results - ClinicalTrials.gov