共 12 条
[1]
BALL HJ, 1984, VET MICROBIOLOGY, V10, P117
[2]
BENNETT RH, 1978, AM J VET RES, V39, P407
[4]
DELLINGER JD, 1977, CORNELL VET, V67, P351
[5]
FRIIS NF, 1983, ACTA VET SCANDINAVIC, V13, P161
[8]
JASPER DE, 1977, J AM VET MED ASSOC, V170, P1167