共 18 条
[3]
BARNETT SB, 1991, 6TH P WFUMB C ULTR D
[4]
BARNETT SB, 1992, ULTRASOUND MED BIOL, V18
[7]
BOSWARD KL, 1991, TERATOLOGY, V44, P477
[9]
TRENDS IN DIAGNOSTIC ULTRASOUND EXPOSURE
[J].
PHYSICS IN MEDICINE AND BIOLOGY,
1991, 36 (11)
:1423-1432
[10]
EDWARDS MJ, 1993, CORNELL VET, V83, P1