共 38 条
[2]
Balint P, 1997, BRIT J RHEUMATOL, V36, P1141
[3]
Microbubble echo-enhancers: A new direction for ultrasound?
[J].
LANCET,
1997, 349 (9069)
:1855-1856
[4]
Bouffard J. Antonio, 1993, Ultrasound Quarterly, V11, P259, DOI 10.1097/00013644-199312000-00001
[7]
CHHEM RK, 1994, RADIOL CLIN N AM, V32, P275