Spectral analysis of the first heart sound in patients with biological mitral valve prosthesis. Preliminary results.
Longhini
C
C
Istituto di Clinica Medica Università di Ferrara, Italy.
Baracca
E
E
Aggio
S
S
Brunazzi
C
C
Gallucci
V
V
Pansini
R
R
D001705:Bioprosthesis; D004452:Echocardiography; D006326:Heart Auscultation; D006347:Heart Sounds; D006350:Heart Valve Prosthesis; D006801:Humans; D008943:Mitral Valve; D010701:Phonocardiography / Q000379:methods*; D012815:Signal Processing, Computer-Assisted; D013057:Spectrum Analysis