Limitations of phonocardiographic assessment of ball variance.
D000368:Aged; D001022:Aortic Valve Insufficiency / Q000601:surgery; D001344:Autopsy; D002932:Cineangiography; D003937:Diagnosis, Differential; D005260:Female; D006331:Heart Diseases / Q000175:diagnosis; D006350:Heart Valve Prosthesis; D006801:Humans; D007545:Isoproterenol; D008297:Male; D008875:Middle Aged; D010042:Ouabain; D010701:Phonocardiography; D011183:Postoperative Complications / Q000175:diagnosis
D010042:Ouabain; D007545:Isoproterenol