共 32 条
[3]
Biggs P. M., 1980, Leukaemias, lymphomas and papillomas: comparative aspects, P233
[5]
Calnek B. W., 1984, Diseases of poultry, P323
[6]
CAMPBELL RC, 1974, STATISTICS BIOL
[9]
DREN CN, 1985, ACTA VET HUNG, V33, P149
[10]
Goldman M., 1968, FLUORESCENT ANTIBODY