Reference to operative death of acquired heart disease.
D006348:Cardiac Surgical Procedures; D006321:Heart; D006330:Heart Defects, Congenital; D008944:Mitral Valve Insufficiency; D008946:Mitral Valve Stenosis; D013903:Thoracic Surgery
HEART DEFECTS, CONGENITAL; HEART SURGERY; MITRAL INSUFFICIENCY; MITRAL STENOSIS