TY  - GEN
AU  - TRIVELLA,U
AU  - TRIVELLA,P
TI  - [The phonocardiogram of effort in the normal subject. Modifications of the heart sounds]
SN  - 0026-4725
PY  - 1998///1101
KW  - Heart Sounds
KW  - Humans
KW  - Phonocardiography
N1  - Publication Type: Journal Article
ER  -