TY - GEN AU - Lee,R T AU - Bhatia,S J AU - St John Sutton,M G TI - Assessment of valvular heart disease with Doppler echocardiography SN - 0098-7484 PY - 1989///1101 KW - Blood Flow Velocity KW - Echocardiography, Doppler KW - Heart Valve Diseases KW - diagnosis KW - Heart Valve Prosthesis KW - Humans N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S.; Review ER -