共 16 条
[1]
*AM I ULTR MED, 1993, BIOEFF SAF DIAGN ULT
[2]
American Institute of Ultrasound in Medicine and National Electrical Manufacturers Association, 1992, STAND REAL TIM DISPL
[3]
BAILEY MR, 1993, 13 INT S NONL AC BER
[5]
CAMPBELL DS, 1991, J LITHOTR STONE DIS, V3, P147