P wave changes after open heart mitral commissurotomy for isolated mitral stenosis.
D000328:Adult; D004562:Electrocardiography; D005112:Extracorporeal Circulation; D005260:Female; D006321:Heart / Q000503:physiopathology*; D006439:Hemodynamics; D006801:Humans; D008297:Male; D008875:Middle Aged; D008946:Mitral Valve Stenosis / Q000503:physiopathology / Q000601:surgery*