[Variations of the Q-1st sound interval and missurotomy].
L
L
DI RENZI
A
A
SAPONARO
G
G
CALAFIORE
E
E
MELARAGNO
G
G
RECINE
D004562:Electrocardiography; D006801:Humans; D008946:Mitral Valve Stenosis / Q000601:surgery*; D010701:Phonocardiography; D013016:Sound
ELECTROCARDIOGRAPHY; MITRAL STENOSIS/surgery; PHONOCARDIOGRAPHY