Authors' reply.
Piera
P
Capranzano
Salvatore
S
Scandura
Anna
A
Caggegi
Corrado
C
Tamburino
D005260:Female; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D008944:Mitral Valve Insufficiency / Q000000981:diagnostic imaging* / Q000601:surgery*; D055989:Septal Occluder Device; D014463:Ultrasonography; D018487:Ventricular Dysfunction, Left / Q000000981:diagnostic imaging* / Q000517:prevention & control*