共 37 条
[2]
Biggs P. M., 1980, Leukaemias, lymphomas and papillomas: comparative aspects, P233
[4]
Calnek B. W., 1978, Diseases of poultry, P385
[5]
CAROZZA JH, 1972, AM J VET RES, V33, P1499
[7]
CHUBB RC, 1968, VET REC, V83, P4
[9]
Dren C., 1972, Magyar Allatorvosok Lapja, V27, P307