Physiological valvular regurgitation. Doppler echocardiography and the potential for iatrogenic heart disease.
Sahn
D J
DJ
Maciel
B C
BC
D015150:Echocardiography, Doppler; D006349:Heart Valve Diseases / Q000175:diagnosis*; D006351:Heart Valves / Q000502:physiology*; D006801:Humans; D007049:Iatrogenic Disease