title: Quasi cardiac complexes generated in the ECG tracing by a non-cardiac source.
mesh_terms: D000293:Adolescent; D000328:Adult; D003951:Diagnostic Errors; D004562:Electrocardiography; D005260:Female; D006331:Heart Diseases / Q000175:diagnosis; D006801:Humans; D008297:Male; D008875:Middle Aged; D012213:Rheumatic Fever / Q000175:diagnosis