The relationship between QT interval and QT dispersion with left ventricular ejection fraction in patients with LBBB or RBBB Journal title: International Journal of Medical Research & Health Sciences (IJMRHS) Authors: Rashidinejad, Hamidreza| Associate Professor, Department of Cardiology Kerman University of Medical... Subject(s): Medicine, Biomedicine, Dentistry and Oral Surgery, Oncology, Public Health and Community Medicine