共 15 条
[1]
BARKER IK, 1985, PATHOLOGY DOMESTIC A, P66
[4]
[5]
[6]
LEVITT L, 1992, CAN VET J, V10, P660
[7]
LEWIS DD, 1987, COMP CONT EDUC PRACT, V9, P523
[8]
ULTRASONOGRAPHIC EVALUATION OF GASTROINTESTINAL-DISEASES IN SMALL ANIMALS
[J].
VETERINARY RADIOLOGY,
1990, 31 (03)
:134-141
[9]
PRIER JE, 1980, CALIFORNIAN VET, V5, P17
[10]
REYMOND RD, 1972, BRIT J RADIOL, V45, P1

