共 26 条
[2]
CALNEK BW, 1957, AVIAN DIS, V1, P208
[3]
Carpenter T E, 1979, Proc Annu Meet U S Anim Health Assoc, P364
[4]
COVER MS, 1954, AM J VET RES, V15, P119
[5]
CUNNINGHAM DL, 1978, POULTRY SCI, V57, P1131
[8]
FABRICANT J, 1963, 17TH P WORLD VET C, P1469
[9]
FAHEY J. E., 1954, CANADIAN JOUR COMP MED AND VET SCI, V18, P67
[10]
FREY MC, 1968, AM J VET RES, V29, P2164