共 9 条
[3]
FINCHER MG, 1964, VETERINARY NEWS SEP
[4]
JASPER DE, 1966, J AM VET MED ASSOC, V148, P1017
[5]
JASPER DE, 1974, CORNELL VET, V64, P407
[6]
JASPER DE, 1977, J AM VET MED ASSOC, V170, P1167
[7]
JASPER DE, 1974, CALIFORNIA VET, V28, P14
[8]
Rinaldi A., 1972, VII International meeting on diseases of cattle, London 1972., P552
[9]
RUHNKE HL, 1976, CAN J COMP MED, V40, P142