Table 1.
The chickens, ducks, and quails were inoculated intravenously or intranasally with 107.8 EID50 intravenous or 106.5 EID50 of A/Chicken/Korea/IS/06, respectively, or infected after being placed with inoculated birds 4 h after inoculation. *IN: intranasal, IV: intravenous, IC: in contact. †NT: not tested.