More than half of the human cases are tied to interaction with sick cattle. The remaining infections have been traced to exposure to sick poultry or have an unknown origin, the CDC said.
More than half of the human cases are tied to interaction with sick cattle. The remaining infections have been traced to exposure to sick poultry or have an unknown origin, the CDC said. Newsom said ...
Some people in the state have caught the disease after being exposed to sick cattle but there have been no known cases of person-to-person transmission. The state said the declaration will give ...