共 29 条
[2]
SINGLE CHANNEL DUAL ECHOCARDIOGRAPHY
[J].
AMERICAN JOURNAL OF CARDIOLOGY,
1980, 46 (02)
:277-280
[6]
GIBSON DG, 1976, BRIT HEART J, V38, P1010
[8]
GROSSMAN W, 1980, FED PROC, V39, P148