共 160 条
[4]
BALCELLS E, 2002, IN PRESS J AM COLL C
[6]
BECHER H, 2000, HDB CONTRAST ECHOCAR, P145
[9]
Burns PN, 1996, CLIN RADIOL, V51, P50
[10]
Caiani EG, 2001, J AM COLL CARDIOL, V37, p410A