Epicardial low-frequency tracings of the left atrium. A comparison with the preoperative esophageal pulse in mitral defects.
D004194:Disease; D004562:Electrocardiography; D006325:Heart Atria; D006331:Heart Diseases; D006349:Heart Valve Diseases; D006801:Humans; D008943:Mitral Valve; D012214:Rheumatic Heart Disease
ELECTROCARDIOGRAPHY; MITRAL VALVE/diseases