Electrocardiographic response to upper gastrointestinal endoscopy.
D000328:Adult; D000368:Aged; D001145:Arrhythmias, Cardiac / Q000503:physiopathology; D003327:Coronary Disease / Q000503:physiopathology; D004562:Electrocardiography; D004945:Esophagoscopy; D005773:Gastroscopy; D006321:Heart / Q000503:physiopathology; D006339:Heart Rate; D006801:Humans; D008297:Male; D008875:Middle Aged