TY - GEN AU - Capella,G AU - Bomba,M A AU - Pandolfini,E AU - Rossi,P TI - [Use of echocardiography in the study of the Björk-Shiley disk valve prosthesis] SN - 0037-878X PY - 1977///0129 KW - Aortic Valve KW - Echocardiography KW - Heart Valve Diseases KW - surgery KW - Heart Valve Prosthesis KW - Humans KW - Mitral Valve N1 - Publication Type: Journal Article ER -