Repeat open-heart surgery.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001018:Aortic Diseases / Q000601:surgery*; D006348:Cardiac Surgical Procedures / Q000401:mortality; D002648:Child; D002675:Child, Preschool; D005112:Extracorporeal Circulation; D005260:Female; D006345:Heart Septal Defects, Ventricular / Q000601:surgery; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D008875:Middle Aged; D011183:Postoperative Complications; D013771:Tetralogy of Fallot / Q000601:surgery