title: [Experimental studies on postoperative diagnosis of malfunctioning prosthetic valves by real-time sound spectral analysis (author's transl)].
mesh_terms: D000818:Animals; D004285:Dogs; D006347:Heart Sounds; D006350:Heart Valve Prosthesis; D008722:Methods; D008954:Models, Biological; D011184:Postoperative Period; D013927:Thrombosis / Q000175:diagnosis; D013997:Time Factors