NYHA Class II subgrouping: correlation with left ventricular dysfunction questionnaire (LVD-36) and ejection fraction.
Spoladore
R
R
Cardiothoracic and Vascular Department, Clinical Cardiology - Heart Failure Clinic, Scientific Institute-Vita/Salute, San Raffaele University, Milan, Italy. spoladore.roberto@hsr.it
Fragasso
G
G
Montanaro
C
C
D'Amato
R
R
Palloshi
A
A
Salerno
A
A
Arioli
F
F
Margonato
A
A