Fig 1

Flow diagram of patient selection process. CRT, cardiac resynchronization therapy; LBBB, left bundle branch block; LV, left ventricular; LVESV, left ventricular end-systolic volume
Flow diagram of patient selection process. CRT, cardiac resynchronization therapy; LBBB, left bundle branch block; LV, left ventricular; LVESV, left ventricular end-systolic volume