title: Evaluation of frontal plane QRS loop rotation in vectorcardiographic diagnosis.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D006332:Cardiomegaly / Q000175:diagnosis; D005069:Evaluation Studies as Topic; D006801:Humans; D008875:Middle Aged; D009203:Myocardial Infarction / Q000175:diagnosis*; D014672:Vectorcardiography