AFP on MSN18 天
New bird flu mutation discovered in US as cat infections cause alarm
The ongoing spread of bird flu in the United States has alarmed experts -- not just because of human cases causing severe ...
Yahoo18 天
New bird flu mutation discovered in US as cat infections cause alarm
Earlier this month, officials announced that an elderly Louisiana patient was in "critical condition" with a severe H5N1 ... cases of bird flu infections in cats. A cat in Oregon died after ...