Timing of surgery for valvular heart disease.
Gray
R J
RJ
Helfant
R H
RH
D001021:Aortic Valve / Q000601:surgery; D006349:Heart Valve Diseases / Q000503:physiopathology / Q000601:surgery*; D006801:Humans; D008943:Mitral Valve / Q000601:surgery; D013997:Time Factors