共 8 条
[2]
FEIGENBAUM H, 1972, ECHOCARDIOGRAPHY
[3]
HAMPTON JR, 1967, Q J MED, V36, P167
[5]
Martinez E C, 1974, Am J Cardiol, V34, P845, DOI 10.1016/0002-9149(74)90707-3
[7]
Spangler R D, 1973, J Clin Ultrasound, V1, P126